APA引文

Sartore, J. (2007). Face to face with grizzlies. National Geographic.

Chicago Style (17th ed.) Citation

Sartore, Joel. Face to Face with Grizzlies. Washington, D.C.: National Geographic, 2007.

MLA引文

Sartore, Joel. Face to Face with Grizzlies. National Geographic, 2007.

警告：這些引文格式不一定是100％准確.