Tossou และ Yelognisse J. (1995) Determinants of modern contraceptive use in a Metropolitan Maternity Teaching Hospital, Cotonou, Benin. Mahidol University,:ม.ป.ท.Tossou และ Yelognisse J. 1995. Determinants of modern contraceptive use in a Metropolitan Maternity Teaching Hospital, Cotonou, Benin. ม.ป.ท.:Mahidol University,;Tossou และ Yelognisse J. Determinants of modern contraceptive use in a Metropolitan Maternity Teaching Hospital, Cotonou, Benin. ม.ป.ท.:Mahidol University, 1995. Print.