Droop, M.R.. Advances in aquatic micro biology / M.R. Droop and H.W. Jannesch. - London : Academic Press , 1977. - V.2 : ills,figs,picts ; 23cm 1 CD . NULL ISBN: $ (137-00) Subjects--Index Terms: AQUATIC MICROBIOLOGY Dewey Class. No.: 579.176 / DRO/A