Dyfyniad APA

Davis, M. (2005). Scientific papers and presentaiotns. San Diego: Academic Press.

Dyfyniad Arddull Chicago

Davis, Martha. Scientific Papers and Presentaiotns. San Diego: Academic Press, 2005.

Dyfyniad MLA

Davis, Martha. Scientific Papers and Presentaiotns. San Diego: Academic Press, 2005.

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