APA (7th ed.) Citation

United States. Post Office Department. (1943). A Description of United States postage stamps issued by Post Office Department, July 1, 1847-Dec. 31, 1943. [s.n.].

Chicago Style (17th ed.) Citation

United States. Post Office Department. A Description of United States Postage Stamps Issued by Post Office Department, July 1, 1847-Dec. 31, 1943. [Washington]: [s.n.], 1943.

MLA (9th ed.) Citation

United States. Post Office Department. A Description of United States Postage Stamps Issued by Post Office Department, July 1, 1847-Dec. 31, 1943. [s.n.], 1943.