TY - BOOK AU - Edington,D.W. AU - Edgerton,V.Reggie TI - The biology of physical activity SN - 0395185793 AV - QP 301 .E3 U1 - 612/.76 PY - 1976/// CY - Boston PB - Houghton Mifflin KW - Exercise KW - Physiological aspects KW - Physical fitness N1 - Includes bibliographical references and index ER -