000
00310nam a22001337a 4500
003
OSt
008
231224b |||||||| |||| 00| 0 eng d
082
_a
597
_b
G28E
100
_a
Gerking,S.D.
245
_a
Ecology of fresh water fish production
260
_a
Blackwell
_c
1978
300
_a
532
942
_2
ddc
_c
BK
999
_c
34956
_d
34956