Dyfyniad APA

Davis, M. (1997). Scientific papers and presentations. San Diego: Academic Press.

Dyfyniad Arddull Chicago

Davis, Martha. Scientific Papers and Presentations. San Diego: Academic Press, 1997.

Dyfyniad MLA

Davis, Martha. Scientific Papers and Presentations. San Diego: Academic Press, 1997.

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