TY - BOOK AU - Bartell,Gilbert D. TI - Group sex: a scientist's eyewitness report on the American way of swinging AV - HQ18.U5 B33 U1 - 301.41/53/0973 PY - 1971///] CY - New York PB - P. H. Wyden KW - Group sex KW - United States KW - Local ER -