Laevastu, Taivo. Fisheries oceanography and ecology / Taivo Laevastu, Murray L. Hayes. - Furnham : Fishing News Books , 1981. - xiv,199p. : ills.,figs. ; 24cm . NULL ISBN: 0852381174 NULL Subjects--Index Terms: FISHERY MANAGEMENT, INTERNATIONAL Dewey Class. No.: 639.22 / LAE/F