APA Alıntı

Watkins, J. S., & Bottino, M. L. M. (1975). Our geological environment. W B Saunders.

Chicago Stili Alıntı

Watkins, Joel S., ve Michael L Morisawa Bottino. Our Geological Environment. Philadelphia: W B Saunders, 1975.

MLA Alıntı

Watkins, Joel S., ve Michael L Morisawa Bottino. Our Geological Environment. W B Saunders, 1975.