ecological bases for water resource management : proceedings of an international symposium on limnology held in Dhaka, Bangladesh, 25- 28 november 1991 Tilzer, Max M. Khondker, Moniruzzaman text bg Dhaka, Bangladesh Departement of Botany, University of Dhaka 1993 1993 monographic eng

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229 p. : ill. ; 27 cm edited by Max M. Tilzer and Moniruzzaman Khondker Hypertrophic ecosystems 333.91 HYP 1993 BD-DhBPA 180409 20181209235811.0