Free Download Mammalian endocrinology and male reproductive biol… By Singh, Shio Kumar Publisher CRC Press 2016 ISBN 978-1-4987-2736-5,1498727360..
Free Download Images of bliss : ejaculation, masculinity, meanin… By Aydemir, Murat Publisher University of Minnesota Press 2007 ISBN 978-0-8166-4866-5,0816648662,978-0-8166-4867-2,0816648670,9780816654413,0816654417..