APA Citation

Cox, H. R. (1974). geology: Principles and concepts, a programmed text. W.h. Freeman.

Chicago Style Citation

Cox, Helen R. Geology: Principles and Concepts, a Programmed Text. W.h. Freeman, 1974.

MLA Citation

Cox, Helen R. Geology: Principles and Concepts, a Programmed Text. W.h. Freeman, 1974.

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