TY - BOOK T1 - Straight sciencen homosexuality, evolution and adaptation A1 - McKnight, Jim 1952- LA - English PP - London PB - Routledge YR - 1997 UL - https://ds.mainlib.upd.edu.ph/Record/UP-99796217607387332 OP - 218 CN - RC 558 M45 SN - 0415157730 KW - Homosexuality : Genetic aspects. KW - Homosexuality, Male. KW - Social evolution. KW - Sociobiology. ER -