Drain, Cecil B. Perianesthesia nursing : a critical care approach / Cecil B. Drain, Jan Odom-Forren. - 5th ed. - St. Louis, MO : Saunders, an imprint of Elsevier Inc., 2009. - p. cm. ISBN: 9781416034742 (hardback : alk. paper) LCCN: 2007938354