Bookselling :
Publishers' weekly reports the Columbia University course /
conducted by George A. Hecht & Arnold Swenson.

APA Citation

Swenson, A., Hecht, G. A 1910-., Columbia University. (1949). Bookselling: Publishers' weekly reports the Columbia University course. New York: Bowker.

MLA Citation

Swenson, Arnold, George A 1910- Hecht, and Columbia University. Bookselling: Publishers' Weekly Reports the Columbia University Course. New York: Bowker, 1949.

Warning: These citations may not always be complete (especially for serials).