Cita APA (7a ed.)

Questar, Inc. (2008). Treasures of America's national parks. Distributed by Questar.

Cita Chicago Style (17a ed.)

Questar, Inc. Treasures of America's National Parks. Chicago, IL: Distributed by Questar, 2008.

Cita MLA (8a ed.)

Questar, Inc. Treasures of America's National Parks. Distributed by Questar, 2008.

Precaución: Estas citas no son 100% exactas.