APA引文

David McGeary. (1992). Physical geology: Earth revealed. Dubuque, Iowa: Wm. C. Brown.

Trích dẫn kiểu Chicago

David McGeary. Physical Geology: Earth Revealed. Dubuque, Iowa: Wm. C. Brown, 1992.

MLA引文

David McGeary. Physical Geology: Earth Revealed. Dubuque, Iowa: Wm. C. Brown, 1992.

警告：这些引文格式不一定是100％准确.