Cita APA

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

Chicago Style Citation

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

Cita MLA

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

Atenció: Aquestes cites poden no estar 100% correctes.