Aekkarat Yokrat และ Nittaya Yuangsri. (2007) Attitudes of employees towards flexible working hours a case study in fast group of Central Retail Corp. Kasetsart University,:ม.ป.ท.Aekkarat Yokrat และ Nittaya Yuangsri. 2007. Attitudes of employees towards flexible working hours a case study in fast group of Central Retail Corp. ม.ป.ท.:Kasetsart University,;Aekkarat Yokrat และ Nittaya Yuangsri. Attitudes of employees towards flexible working hours a case study in fast group of Central Retail Corp. ม.ป.ท.:Kasetsart University, 2007. Print.