TY  - BOOK
AU  - English Language Services, Inc., prepared by.
TI  - English 900: Book 1-3 
U1  - 428 En 23
PY  - 1971///
CY  - New York
PB  - Macmillan Company
KW  - English language
KW  - Conversation and phrase books
N1  - c1971
ER  -