TY  - BOOK
ED  - The National Council of Teachers of English
TI  - Proficiency in English through our changing world
T2  - English language series
SN  - 0071135235
AV  - PE1128 .P76 1975
PY  - 1975///
CY  - New York
PB  - McGraw-Hill
KW  - English language
KW  - Textbooks for foreign speakers
ER  -