Dyfyniad APA

Williams, S. J. (1995). Essentials of health services. Delmar.

Dyfyniad Arddull Chicago

Williams, Stephen J. Essentials of Health Services. Albany, N.Y: Delmar, 1995.

Dyfyniad MLA

Williams, Stephen J. Essentials of Health Services. Delmar, 1995.

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