TY  - BOOK
AU  - Ninnat Olanvoravuth
TI  - Business English writing
SN  - 9745712272
AV  - PE 1115 N56B 1986
PY  - 1986///
CY  - Bangkok
PB  - Thammasat Uneversity
KW  - ENGLISH LANGUAGE
KW  - BUSINESS ENGLISH
ER  -