APA (7th ed.) Citation

Clark, J. M. (1953). Collins gem german-english, english-german dictionary. Collins Clear-Type Press.

Chicago Style (17th ed.) Citation

Clark, J. M. Collins Gem German-english, English-german Dictionary. London: Collins Clear-Type Press, 1953.

MLA (9th ed.) Citation

Clark, J. M. Collins Gem German-english, English-german Dictionary. Collins Clear-Type Press, 1953.