Dyfyniad APA

Sam Boggs , J. (2014). Principles of sidementology and stratigraphy (Fifth Edition.). Pearson.

Dyfyniad Arddull Chicago

Sam Boggs , Jr. Principles of Sidementology and Stratigraphy. Fifth Edition. Essex, England: Pearson, 2014.

Dyfyniad MLA

Sam Boggs , Jr. Principles of Sidementology and Stratigraphy. Fifth Edition. Pearson, 2014.

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