Apiraporn Vasavakul. 2006. Business English oral communication (BEOC) for customer-services staff at international banks : translating needs analysis to a course development. Field of Study English as an International Language, Chulalongkorn University;
Apiraporn Vasavakul. (2006) Business English oral communication (BEOC) for customer-services staff at international banks : translating needs analysis to a course development . Chulalongkorn University/Bangkok.
Apiraporn Vasavakul. Business English oral communication (BEOC) for customer-services staff at international banks : translating needs analysis to a course development. . Bangkok:Chulalongkorn University, 2006.
Apiraporn Vasavakul. (2006) Business English oral communication (BEOC) for customer-services staff at international banks : translating needs analysis to a course development . Chulalongkorn University/Bangkok.