Dyfyniad APA

Stephen P Robbins. (2012). Supervision today. Pearson.

Dyfyniad Arddull Chicago

Stephen P Robbins. Supervision Today. New Delhi: Pearson, 2012.

Dyfyniad MLA

Stephen P Robbins. Supervision Today. Pearson, 2012.

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