Cita APA (7a ed.)

Harris, B. (1990). The presidents. Portland House : Distributed by Outlet Book Co..

Cita Chicago Style (17a ed.)

Harris, Bill. The Presidents. New York, N.Y.: Portland House : Distributed by Outlet Book Co., 1990.

Cita MLA (8a ed.)

Harris, Bill. The Presidents. Portland House : Distributed by Outlet Book Co., 1990.

Precaución: Estas citas no son 100% exactas.