K.P. Biswas Harvesting aquatic resources - Delhi Daya Publishing House 1996 - 209p K.P. Biswas: Harvesting aquatic resources. Delhi. Daya Publishing House, 1996. 81-7035-158-8--(639.2BIS) ENGLISH ISBN: 81-7035-158-8 Dewey Class. No.: 639.2 / BIS