00549nam a22001577a 4500003000800000005001700008008004100025040002100066082001500087245007600102260004100178300004700219500006900266504004100335650001500376BD-DhUL20160821103429.0160821s197612  bg a|||| |||| 00| 0 eng d  aBD-DhULcBD-DhUL  a553.7bFRE  aFreshwater molluscs of dacca with notes on their ecology /h[MS Thesis]  aDhaka :bUniversity of Dhaka,c1976.  a[8], 80 p. : bill. (some col.) ; c30 cm.  aThesis (MS) -- Department of Zoology, University of Dhaka, 1976.  aIncludes bibliographical references. 0aFreshwater