TY - BOOK AU - Leddy,Susan AU - Pepper,J.Mae TI - Conceptual bases of professional nursing SN - 0 397 54932 6 AV - RT 41 L21 PY - 1993/// CY - Philadelphia PB - J.B. Lippincott KW - Nursing KW - Nursing Theory N1 - Includes bibliographical references and index ER -