Tippiroon Suvannakul. 2003. Introduction of graduate schools and Department of Central Police University. Taoyuan:Central Police University;

Tippiroon Suvannakul. Introduction of graduate schools and Department of Central Police University. Taoyuan:Central Police University, 2003. Print.

Tippiroon Suvannakul. (2003) Introduction of graduate schools and Department of Central Police University. Central Police University:Taoyuan.