000
nam a22 7a 4500
999
_c
12976
_d
12976
020
_a
9789550584314
082
_a
540
_b
CHE
100
_a
..........
245
_a
G.C.E.A/L Chemistry Answers with Explanations
_c
...........
260
_a
Cololmbo
_b
Astan Publications
942
_c
REF