Rebus, Inc, & Time-Life Books. (1988). Sexual fitness: Complete vitality. Time-Life Books.
Citazione stile Chigago Style (17a edizione)Rebus, Inc, e Time-Life Books. Sexual Fitness: Complete Vitality. Amsterdam: Time-Life Books, 1988.
Citatione MLA (9a ed.)Rebus, Inc, e Time-Life Books. Sexual Fitness: Complete Vitality. Time-Life Books, 1988.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.