TY - BOOK AU - Mazzeo,Karen S. TI - Fitness through aerobics and step training SN - 0534573967 U1 - 613.715 MAZ 21 PY - 2002/// CY - Belmont, CA PB - Wadsworth Thomson Learning KW - Aerobic exercises KW - Step aerobics KW - Physical fitness N1 - Includes bibliographical references (p. 179-182) and index ER -