Kanteera Tepartimargorn และ Paveena Chaovalitwongse. (2011) Warehouse synergy : a case study in PTT. Chulalongkorn University:ม.ป.ท.Kanteera Tepartimargorn และ Paveena Chaovalitwongse. 2011. Warehouse synergy : a case study in PTT. ม.ป.ท.:Chulalongkorn University;Kanteera Tepartimargorn และ Paveena Chaovalitwongse. Warehouse synergy : a case study in PTT. ม.ป.ท.:Chulalongkorn University, 2011. Print.