Dyfyniad APA

Allen, P. A., & Allen, J. R. (2005). Basin analysis: Principles and applications. Blackwell Publishing.

Dyfyniad Arddull Chicago

Allen, P. A., and John R. Allen. Basin Analysis: Principles and Applications. Oxford: Blackwell Publishing, 2005.

Dyfyniad MLA

Allen, P. A., and John R. Allen. Basin Analysis: Principles and Applications. Blackwell Publishing, 2005.

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