Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.