TY  - BOOK
AU  - Haines,Simon F.E.
AU  - Brewster,Simon,coaut
TI  - Challenge: intermediate student's book 
SN  - 0-17-555921-X
AV  - PE1128 H354
PY  - 1991///
CY  - Hong Kong
PB  - Nelson
N1  - Student's book
ER  -