©2013 National Research Council of Thailand
Pitchaya Mathanucrohk. 2005. An analysis of factors affecting Japanese immigration policy. , University of Tsukuba;
Pitchaya Mathanucrohk. (2005) An analysis of factors affecting Japanese immigration policy . University of Tsukuba/Tsukuba.
Pitchaya Mathanucrohk. An analysis of factors affecting Japanese immigration policy. . Tsukuba:University of Tsukuba, 2005.
Pitchaya Mathanucrohk. (2005) An analysis of factors affecting Japanese immigration policy . University of Tsukuba/Tsukuba.