The Joy of Sex. A Gourmet Guide to Love Making. Complete and unabridged illustrated edition [EN INGLÉS]. Edited by Alex Comfort , M.B., Ph.D. Illustrated by Charles Raymond and Christopher Foss. A Fireside Book Published by Simon and Schuster. New York. 1972. Tapa blanda. 253+3 páginas profusamente ilustrado en b/n y color. 24x18 cm.