Lakana Petsakul และ Siriporn Wajjwalku. (2008) Changes in Japan's security policy after the Cold War :. Faculty of Political Science, Thammasat University,:ม.ป.ท.Lakana Petsakul และ Siriporn Wajjwalku. 2008. Changes in Japan's security policy after the Cold War :. ม.ป.ท.:Faculty of Political Science, Thammasat University,;Lakana Petsakul และ Siriporn Wajjwalku. Changes in Japan's security policy after the Cold War :. ม.ป.ท.:Faculty of Political Science, Thammasat University, 2008. Print.