Dyfyniad APA

McNeill,Patrick. (1985). Research methods. Tavistock Publications.

Dyfyniad Arddull Chicago

McNeill,Patrick. Research Methods. London: Tavistock Publications, 1985.

Dyfyniad MLA

McNeill,Patrick. Research Methods. Tavistock Publications, 1985.

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