Payupol Suthathothon. 1998. A survey of needs and problems in the use of English for nursing students at Payap University and nurses at McCormick hospital. , Payap University;
Payupol Suthathothon. (1998) A survey of needs and problems in the use of English for nursing students at Payap University and nurses at McCormick hospital . Payap University/Chiang Mai.
Payupol Suthathothon. A survey of needs and problems in the use of English for nursing students at Payap University and nurses at McCormick hospital. . Chiang Mai:Payap University, 1998.
Payupol Suthathothon. (1998) A survey of needs and problems in the use of English for nursing students at Payap University and nurses at McCormick hospital . Payap University/Chiang Mai.