Cita APA

Katz, B., & Gellatly, P. (1975). Guide to magazine and serial agents. New York, New York: R R Bowker.

Citación estilo Chicago

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

Cita MLA

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