Puttida Phuttharak และ Pavika Sriratanaban. (2011) Analysis of maternity leave policy case study : South Korea and Thailand. Chulalongkorn University:ม.ป.ท.Puttida Phuttharak และ Pavika Sriratanaban. 2011. Analysis of maternity leave policy case study : South Korea and Thailand. ม.ป.ท.:Chulalongkorn University;Puttida Phuttharak และ Pavika Sriratanaban. Analysis of maternity leave policy case study : South Korea and Thailand. ม.ป.ท.:Chulalongkorn University, 2011. Print.