TY  - BOOK
AU  - BERTHA J. NATEROP,ERICH WEIS, EVA HABERFELLNER
TI  - BUSINESS LETTERS FOR ALL
SN  - 0-19-580232-2
U1  - 805.179 NAT c.2 
PY  - 1993///
CY  - 
PB  - OXFORD UNIVERSITY PRESS
KW  - 英语作文--函牍格式
ER  -