Sirirat Koontotom. 2010. Customer behavior on buying life insurance with American International Assurance Company Limited (AIA). , Thammasat University;
Sirirat Koontotom. (2010) Customer behavior on buying life insurance with American International Assurance Company Limited (AIA) . Thammasat University/Bangkok.
Sirirat Koontotom. Customer behavior on buying life insurance with American International Assurance Company Limited (AIA). . Bangkok:Thammasat University, 2010.
Sirirat Koontotom. (2010) Customer behavior on buying life insurance with American International Assurance Company Limited (AIA) . Thammasat University/Bangkok.