APA (7th ed.) Citation

Duden, K. (1943). The Duden pictorial encyclopedia, in five languages: English, French, German, Italian, Spanish. Pub. by the Murray printing company for Frederick Ungar publishing company.

Chicago Style (17th ed.) Citation

Duden, Konrad. The Duden Pictorial Encyclopedia, in Five Languages: English, French, German, Italian, Spanish. New York: Pub. by the Murray printing company for Frederick Ungar publishing company, 1943.

MLA (9th ed.) Citation

Duden, Konrad. The Duden Pictorial Encyclopedia, in Five Languages: English, French, German, Italian, Spanish. Pub. by the Murray printing company for Frederick Ungar publishing company, 1943.