Broad, William J. The science of yoga : the risks and the rewards / William J. Broad. - 1st Simon & Schuster hardcover ed. - New York : Simon & Schuster, c2012. - xxxi, 298 p. : ill. ; 24 cm. ISBN: 9781451641424 (hardback) 9781451641431 (pbk.) LCCN: 2011020408 Subjects--Topical Terms: Hatha yoga. LC Class. No.: RA781.7 / .B757 2012 Dewey Class. No.: 613.7/046