TY  - BOOK
AU  - Brown,H.Douglas
AU  - Cohen,D.S.
AU  - O'Day,Jennifer
TI  - Challenges: : a process approach to academic English
SN  - 0-13-009085-9
AV  - FLL PE1417.B724 
PY  - 1990///
CY  - New Jersey
PB  - Prentice Hall Regents
KW  - College readers
KW  - English language
KW  - Composition and exercises
ER  -