Kongkiat Wattiranggul. 1997. effects of EU's new Generalized System of Preferences (GSP) on Thailand : industrial products caseKongkiat Wattiranggul. Faculty of Economics, Thammasat University;
Kongkiat Wattiranggul. (1997) effects of EU's new Generalized System of Preferences (GSP) on Thailand : industrial products caseKongkiat Wattiranggul . Thammasat University/Bangkok.
Kongkiat Wattiranggul. effects of EU's new Generalized System of Preferences (GSP) on Thailand : industrial products caseKongkiat Wattiranggul. . Bangkok:Thammasat University, 1997.
Kongkiat Wattiranggul. (1997) effects of EU's new Generalized System of Preferences (GSP) on Thailand : industrial products caseKongkiat Wattiranggul . Thammasat University/Bangkok.