Khwanrudee Keosaeng. 1999. Marker dyes from aminobenzoate and aniline derivatives. Field of Study Petrochemistry and Polymer Science, Chulalongkorn University;
Khwanrudee Keosaeng. (1999) Marker dyes from aminobenzoate and aniline derivatives . Chulalongkorn University/Bangkok.
Khwanrudee Keosaeng. Marker dyes from aminobenzoate and aniline derivatives. . Bangkok:Chulalongkorn University, 1999.
Khwanrudee Keosaeng. (1999) Marker dyes from aminobenzoate and aniline derivatives . Chulalongkorn University/Bangkok.