Dyfyniad APA

Fraser, J. (1995). Professional Proposal Writing. Hampshire: Gower.

Dyfyniad Arddull Chicago

Fraser, Jane. Professional Proposal Writing. Hampshire: Gower, 1995.

Dyfyniad MLA

Fraser, Jane. Professional Proposal Writing. Hampshire: Gower, 1995.

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