TY  - BOOK
AU  - Barrall,Irene
TI  - Powerbase : elementary : teacher's book
SN  - 0582479983
AV  - PE 1128 B37P 2002 V.2
PY  - 2002///
CY  - Essex
PB  - Pearson Education
KW  - ENGLISH LANGUAGE
KW  - TEXTBOOKS FOR FOREIGN SPEAKERS
ER  -