American Medical Association. (2004). American Medical Association family medical guide (4th ed., completely rev. and updated.). John Wiley & Sons.
Dyfyniad Arddull ChicagoAmerican Medical Association. American Medical Association Family Medical Guide. 4th ed., completely rev. and updated. Hoboken, N.J.: John Wiley & Sons, 2004.
Dyfyniad MLAAmerican Medical Association. American Medical Association Family Medical Guide. 4th ed., completely rev. and updated. John Wiley & Sons, 2004.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.