Dyfyniad APA

Roberts, G. W. (1995). Quality planning, control, and improvement in research and development. Marcel Dekker.

Dyfyniad Arddull Chicago

Roberts, Gorge W. Quality Planning, Control, and Improvement in Research and Development. New York: Marcel Dekker, 1995.

Dyfyniad MLA

Roberts, Gorge W. Quality Planning, Control, and Improvement in Research and Development. Marcel Dekker, 1995.

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