Dyfyniad APA

Punch, K. (2006). Developing effective research proposals (2nd ed.). SAGE Publications.

Dyfyniad Arddull Chicago

Punch, Keith. Developing Effective Research Proposals. 2nd ed. London: SAGE Publications, 2006.

Dyfyniad MLA

Punch, Keith. Developing Effective Research Proposals. 2nd ed. SAGE Publications, 2006.

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