Frew, Mary Ann. Comprehensive medical assisting : competencies for administrative and clinical practice / Mary Ann Frew, Karen Lane, David R. Frew. - 3rd ed. - Philadelphia : F.A. Davis, c1995. - xxiii, 930 p. : ill. ; 29 cm. Includes bibliographical references and index. ISBN: 080363871x Subjects--Topical Terms: Medical assistants.Physicians' Assistants. LC Class. No.: R 728.8 .F74 1995