Hossain และ S.M. Zakir. (2000) Birth spacing practice among married women after first and second birth in Chittagong and Khulna division in Bangladesh : a comparative analysis. Mahidol University,:ม.ป.ท.Hossain และ S.M. Zakir. 2000. Birth spacing practice among married women after first and second birth in Chittagong and Khulna division in Bangladesh : a comparative analysis. ม.ป.ท.:Mahidol University,;Hossain และ S.M. Zakir. Birth spacing practice among married women after first and second birth in Chittagong and Khulna division in Bangladesh : a comparative analysis. ม.ป.ท.:Mahidol University, 2000. Print.