Birch, Robert W. Women's guide to orgasm : pathways to pleasure / Robert W.Birch [and] Cynthia Lief Ruberg - Singapore : Thinker's Library, 2004 - 203 p. : ill. ; 23 cm. ISBN: 9789810504229 Hadiah Subjects--Topical Terms: Women--Sexual behaviorSexual instruction for womenSexual intercourse