APA استشهاد

Pollard, D. D., & Fletcher, R. C. (2005). Fundamentals of structural geology. Cambridge university press.

استشهاد بنمط شيكاغو

Pollard, David D., و Raymond C. Fletcher. Fundamentals of Structural Geology. New york: Cambridge university press, 2005.

MLA استشهاد

Pollard, David D., و Raymond C. Fletcher. Fundamentals of Structural Geology. Cambridge university press, 2005.