000 00320 a2200109 4500
008 181231b xxu||||| |||| 00| 0 eng d
100 _a[John H Wickstead
245 _aAn introduction to the study of tropical plankton /
_c[John H Wickstead
260 _aLondon
_b Hutchinson Co.
_c1965
300 _a160p.
942 _2ddc
_cBK
999 _c7723
_d7723