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040 _aBD-DhUL
_cBD-DhUL
082 _a639.31
_bCON
245 _aA contribution to the study of bottom fauna of three fish ponds in dacca, with notes on limnology /
_h[MS Thesis]
260 _aDhaka :
_bUniversity of Dhaka,
_c1977.
300 _a[8], 80 p. :
_bill. (some col.) ;
_c30 cm.
500 _aThesis (MS) -- Department of Zoology, University of Dhaka, 1977.
504 _aIncludes bibliographical references.
650 _aFish pond
942 _2ddc
_cREF
999 _c100263
_d100263