Betson Paniker และ William P.Wall. (2016) Business plan convenience store establishment in Vietnem. Stamford International University:ม.ป.ท.Betson Paniker และ William P.Wall. 2016. Business plan convenience store establishment in Vietnem. ม.ป.ท.:Stamford International University;Betson Paniker และ William P.Wall. Business plan convenience store establishment in Vietnem. ม.ป.ท.:Stamford International University, 2016. Print.