Watcharaphong Meesamut และ Duangpun Singkarin. (2013) Developing inventory management in hospital. Mahidol University:ม.ป.ท.Watcharaphong Meesamut และ Duangpun Singkarin. 2013. Developing inventory management in hospital. ม.ป.ท.:Mahidol University;Watcharaphong Meesamut และ Duangpun Singkarin. Developing inventory management in hospital. ม.ป.ท.:Mahidol University, 2013. Print.