Dyfyniad APA

Werther, W. B., & Davis, K. (1993). Human resources and personnel management (4th ed.). McGraw-Hill.

Dyfyniad Arddull Chicago

Werther, William B., and Keith Davis. Human Resources and Personnel Management. 4th ed. New York: McGraw-Hill, 1993.

Dyfyniad MLA

Werther, William B., and Keith Davis. Human Resources and Personnel Management. 4th ed. McGraw-Hill, 1993.

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