Dubo, Leela Sex roles in contrasting family systems / Leela Dubo - Singapore : World Congress of Sociology (WCS) , 1978 - 11p. : ill. ; 24 cm. - World Congress of Sociology-9 . Includes bibliographical references. Subjects--Topical Terms: Sex roles--Family systems Gov. Doc. Class. No.: SE WCS-9 Conf. '78 Sex