Dyfyniad APA

(2002). 46th Annual Meeting February 23-27, 2002, Moscone Convention Center, San Francisco, California: Monday, February 25, 2002, Part 1.

Dyfyniad Arddull Chicago

46th Annual Meeting February 23-27, 2002, Moscone Convention Center, San Francisco, California: Monday, February 25, 2002, Part 1. 2002.

Dyfyniad MLA

46th Annual Meeting February 23-27, 2002, Moscone Convention Center, San Francisco, California: Monday, February 25, 2002, Part 1. 2002.

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