APA引文

Gehman, R. (1995). Exploring canada's spectacular national parks. National Geographic Society.

Chicago Style (17th ed.) Citation

Gehman, Raymond. Exploring Canada's Spectacular National Parks. Washington: National Geographic Society, 1995.

MLA引文

Gehman, Raymond. Exploring Canada's Spectacular National Parks. National Geographic Society, 1995.

警告：這些引文格式不一定是100％准確.