000
00275nam a22001217a 4500
999
_c
300146
_d
300146
040
_a
COPAD LIB
082
_a
632.96
_b
VAN/BI
100
_a
VANDEN BOSCH, R
245
_a
Biological control
260
_b
INTER TEXT BOOKS
_c
1974
700
_a
MESSENGER P.S
942
_2
ddc
_c
BK