APA
Somsonge Burusphat, Sujaritlak Deepadung & Sukhuma-Vadee Khamhiran. (1991). Elementary Thai for foreigners. Nakorn Pathom: Institute of Language and Culture for Rural Development, Mahidol Univ.
Chicago
Somsonge Burusphat, Sujaritlak Deepadung and Sukhuma-Vadee Khamhiran. 1991. Elementary Thai for foreigners. Nakorn Pathom: Institute of Language and Culture for Rural Development, Mahidol Univ.
Harvard
Somsonge Burusphat, Sujaritlak Deepadung and Sukhuma-Vadee Khamhiran. (1991). Elementary Thai for foreigners. Nakorn Pathom: Institute of Language and Culture for Rural Development, Mahidol Univ.
MLA
Somsonge Burusphat, Sujaritlak Deepadung and Sukhuma-Vadee Khamhiran. Elementary Thai for foreigners. Nakorn Pathom: Institute of Language and Culture for Rural Development, Mahidol Univ. 1991.