Citazione Stile APA (7a Edizione)

Burchfiel, B. C. (1982). Physical geology: The structure and processes of the earth. Merrill Pub.

Citazione stile Chigago Style (17a edizione)

Burchfiel, B. C. Physical Geology: The Structure and Processes of the Earth. Columbus: Merrill Pub, 1982.

Citatione MLA (9a ed.)

Burchfiel, B. C. Physical Geology: The Structure and Processes of the Earth. Merrill Pub, 1982.