APA引文

Trefil, J. (2012). Space atlas: Mapping the universe and beyond. National Geographic.

Chicago Style (17th ed.) Citation

Trefil, James. Space Atlas: Mapping the Universe and Beyond. Washington, D.C.: National Geographic, 2012.

MLA引文

Trefil, James. Space Atlas: Mapping the Universe and Beyond. National Geographic, 2012.

警告：這些引文格式不一定是100％准確.