Dyfyniad APA

(1994). Managing Qaulity/edited By Barrie G. Dale. Prentice Hall.

Dyfyniad Arddull Chicago

Managing Qaulity/edited By Barrie G. Dale. Prentice Hall, 1994.

Dyfyniad MLA

Managing Qaulity/edited By Barrie G. Dale. Prentice Hall, 1994.

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