Dyfyniad APA

Collier, D. A., & Evans, J. R. (2012). OM 3 (Instructor edition.). South-Western Cengage Learning.

Dyfyniad Arddull Chicago

Collier, David A., and James R. Evans. OM 3. Instructor edition. Mason, Ohio: South-Western Cengage Learning, 2012.

Dyfyniad MLA

Collier, David A., and James R. Evans. OM 3. Instructor edition. South-Western Cengage Learning, 2012.

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