Laevastu, Taivo Marine fisheries ecosystem : its quantitative evaluation and management / [by] Taivo Laevastu and Herbert A. Larkins. - Farnham : Fishing News, c1981. - xiv, 162 p. ill., charts. ISBN: 0852381166 Subjects--Topical Terms: Fishery management--Mathematical models. Dewey Class. No.: 333.9 / 5