Wrenn, C. Gilbert 1902-, Changing roles of men and women : what it means to youth / by C. Gilbert Wrenn, Shirley Schwarzrock. - Circle Pines, Minnesota : American Guidance Service, c 1970. - 31 pages : illustrations ; 19 cm. Subjects--Topical Terms: Sex role--Juvenile literature. LC Class. No.: HQ796 / .C436 1970