Παραπομπή APA

Katz, B. (1975). Guide to magazine and serial agents. R R Bowker.

Παραπομπή Chicago Style

Katz, Bill. Guide to Magazine and Serial Agents. New York: R R Bowker, 1975.

Παραπομπή MLA

Katz, Bill. Guide to Magazine and Serial Agents. R R Bowker, 1975.