APA (7th ed.) Citation

Gramercy Books (Firm). (1993). Posters of World War II. Gramercy Books.

Chicago Style (17th ed.) Citation

Gramercy Books (Firm). Posters of World War II. New York: Gramercy Books, 1993.

MLA (9th ed.) Citation

Gramercy Books (Firm). Posters of World War II. Gramercy Books, 1993.

Warning: These citations may not always be 100% accurate.