List of 20th-century general encyclopedias

English language

Arabic

• Global Arabic Encyclopedia (1996)
• Arab Encyclopedia (1998)

Azeri

• Azerbaijani Soviet Encyclopedia (1976)

Belorussian

• Byelorussian Soviet Encyclopedia (1969)

Catalan

• Gran Enciclopèdia Catalana (1968)

Croatian

• General Encyclopedia of the Yugoslav Lexicographical Institute (1977)
• Croatian Encyclopedia (1999)

Czech

• Příruční slovník naučný (1962)
• Malá československá encyklopedie (1984)

Danish

• Den Store Danske Encyklopædi (1994)

Dutch

• Oosthoek (1907)
• Eerste Nederlandse Systematisch Ingerichte Encyclopaedie (1946)
• Grote Nederlandse Larousse Encyclopedie (1971)
• Grote Spectrum Encyclopedie (1974)

Finnish

• Tietosanakirja (1909)
• Pieni tietosanakirja (1925)
• Uusi tietosanakirja (1960)
• Facta (1969)

French

• Petit Larousse (1905)
• Nouvelle Encyclopédie autodidactique illustrée d'enseignement moderne (1922)
• Encyclopédie française (1935)
• Grand Larousse encyclopédique (1960)
• Encyclopedie universelle (1961)
• Encyclopedie Internationale Focus (1963)
• Quid (1963)
• Encyclopædia Universalis (1966)
• Grand Dictionnaire Encyclopédique Larousse (1982)

Georgian

• Georgian Soviet Encyclopedia (1965)

German

• Habbels Konversations-Lexikon (1912)
• Meyers Blitz-Lexikon (1924)
• Der Kleine Beckmann (1927)
• Jedermann's Lexikon (1929)

Greek

• Great Greek Encyclopedia (1926)
• Helios (1945)

Gujarati

• Bhagavadgomandal (1940)
• Gujarati Vishwakosh (1985)

Hebrew

• Encyclopaedia Hebraica (1948)

Icelandic

• Icelandic Encyclopedia A-Ö (1990)

Italian

• Chirone : piccola enciclopedia metodica italiana (1914)
• Enciclopedia Italiana di Scienze, Lettere ed Arti (1929)
• Enciclopedia Disney (1970)

Japanese

• Heibonsha World Encyclopedia (1988)

Kazakh

• Kazakh Soviet Encyclopedia (1972)

Korean

• Doosan Encyclopedia (1982)

Kyrgyz

• Kyrgyz Soviet Encyclopedia (1976)

Latvian

• Latvian Soviet Encyclopedia (1981)

Marathi

• Maharashtriya Jnanakosha (1916)
• Marathi Vishwakosh (1976)

Malayalam

• Sarvavijnanakosam (1972)

Norwegian

• Norsk Allkunnebok (1948)
• Pax Leksikon (1978)
• Store norske leksikon (1978)

Persian

• Moin Encyclopedic Dictionary (1946)
• The Persian Encyclopedia (1966)

Polish

• Wielka Encyklopedia Powszechna PWN (1962)
• WIEM Encyklopedia (mid-1990s)

Portuguese

• Grande Enciclopédia Portuguesa e Brasileira (1936)
• Enciclopédia Barsa (1964)

Romanian

• Dicționar enciclopedic român (1962)

Russian

• Great Soviet Encyclopedia (1926)

Slovak

• Slovenský náučný slovník (1932)
• Encyclopaedia Beliana (1999)

Spanish

• Enciclopedia universal ilustrada europeo-americana (1908)
• El Nuevo Tesoro de la Juventud (1975)
• Great Aragonese Encyclopedia (1981)

Swedish

• Svensk uppslagsbok (1929)
• Focus (1958)
• Bra böckers lexikon (1973)
• Nationalencyklopedin (1980)
• Barnens lexikon (1981)

Tajik

• Tajik Soviet Encyclopedia (1978)

Tamil

• Tamil Encyclopedia (1954)

Turkish

• AnaBritannica (1986)

Uzbek

• Uzbek Soviet Encyclopedia (1971)