TY  - BOOK
AU  - Ninnat Olanvoravuth
TI  - Business English communication
SN  - 9745713015
AV  - PE 1115 N56B 1989
PY  - 1989///
CY  - Bangkok
PB  - Thammasat Uneversity
KW  - ENGLISH LANGUAGE
KW  - BUSINESS ENGLISH
N1  - Bibliography
ER  -