TY - BOOK AU - Nigg,Claudio R. TI - ACSM's behavioral aspects of physical activity and exercise SN - 9781451132113 PY - 2014/// CY - Philadelphia PB - Wolters Kluwer / Lippincott Williams & Wilkins KW - Exercise -- psychology KW - Health Behavior KW - Motivation KW - Patient Compliance -- psychology ER -