000
00320 a2200133 4500
082
_a
570
_b
BEC
090
_c
20143
_d
31238
100
_a
Beckett, B. S.
245
_a
Illustrated biology
260
_a
Bombay
_b
Oxford University Press
_c
1978
_g
1978
300
_a
208p.
_c
27cm
650
_a
Life sciences biology
942
_c
L
999
_c
47800
_d
47800