Dyfyniad APA

Sverdrup, K. A., & Kudela, R. (2014). Investigating oceanography. McGraw-Hill.

Dyfyniad Arddull Chicago

Sverdrup, Keith A., and Raphael Kudela. Investigating Oceanography. New York: McGraw-Hill, 2014.

Dyfyniad MLA

Sverdrup, Keith A., and Raphael Kudela. Investigating Oceanography. McGraw-Hill, 2014.

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