(2001). Textbook of family medicine: Companion handbook. New York: McGraw-Hill.
Dyfyniad Arddull ChicagoTextbook of Family Medicine: Companion Handbook. New York: McGraw-Hill, 2001.
Dyfyniad MLATextbook of Family Medicine: Companion Handbook. New York: McGraw-Hill, 2001.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.