1. The philosophy and psychology of human relations Author(s): Kiplinger, C. E., author Publication: Ocala, Florida : Florida Psychological Publishing Co., [1914] Subject(s): Sexual BehaviorSexual HealthInterpersonal Relations
2. Sex conduct in marriage: (the art of maintaining love and happiness in marriage) Author(s): Bernard, Bernard, 1890- author Publication: Chicago, U.S.A. : Health and Life Publications, [1922] Subject(s): Sexual Behavior -- psychologyMarriage -- psychologyInterpersonal RelationsSpouses -- psychology