Chulalak Pacharathip. 1999. Survey of imported and locally-produced raw materials used in pharmaceutical industry in Thailand. Faculty of Graduate Studies, Mahidol University;
Chulalak Pacharathip. (1999) Survey of imported and locally-produced raw materials used in pharmaceutical industry in Thailand . Mahidol University/Bangkok.
Chulalak Pacharathip. Survey of imported and locally-produced raw materials used in pharmaceutical industry in Thailand. . Bangkok:Mahidol University, 1999.
Chulalak Pacharathip. (1999) Survey of imported and locally-produced raw materials used in pharmaceutical industry in Thailand . Mahidol University/Bangkok.