Powers, Edward A. Process in relationship : marriage and family / Edward A. Powers, Mary W. Lees. - 2d ed. - New York : West Pub. Co., c1976. - x, 295 p. : ill. ; 23 cm. Includes bibliographical references and indexes. ISBN: 0829900829 Subjects--Topical Terms: Sex role.Marriage.Interpersonal relations. Dewey Class. No.: 306.3 / POP 1976