Cita APA (7th ed.)

(2000). National writer's union freelance writer's guide (2nd ed.). National Writer's Union ; Cincinnati, Ohio Distributors to the trade in the United States and Canada, Writer's Digest Books.

Cita Chicago (17th ed.)

National Writer's Union Freelance Writer's Guide. 2nd ed. New York: National Writer's Union ; Cincinnati, Ohio Distributors to the trade in the United States and Canada, Writer's Digest Books, 2000.

Cita MLA (9th ed.)

National Writer's Union Freelance Writer's Guide. 2nd ed. National Writer's Union ; Cincinnati, Ohio Distributors to the trade in the United States and Canada, Writer's Digest Books, 2000.