Dyfyniad APA

National Institute of Business Management. (1990). Mastering meetings. Berkeley Books.

Dyfyniad Arddull Chicago

National Institute of Business Management. Mastering Meetings. New York: Berkeley Books, 1990.

Dyfyniad MLA

National Institute of Business Management. Mastering Meetings. Berkeley Books, 1990.

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