Cita APA

Thompson, G. R. (1998). Introduction to physical geology. Saunders college.

Citación estilo Chicago

Thompson, Graham R. Introduction to Physical Geology. Philadelphia: Saunders college, 1998.

Cita MLA

Thompson, Graham R. Introduction to Physical Geology. Saunders college, 1998.

Warning: These citations may not always be 100% accurate.