Dyfyniad APA

Richard, Y. C. (1994). Improving through bench marking. Wheeler.

Dyfyniad Arddull Chicago

Richard, Y. Chang. Improving Through Bench Marking. Wheeler, 1994.

Dyfyniad MLA

Richard, Y. Chang. Improving Through Bench Marking. Wheeler, 1994.

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