Bjorndal, Trond . The economics of salmon aquaculture / Trond Bjorndal. - Cambridge : Blackwell Publishers , 1990. - viii,120p. : ill.,fifs.pict. ; 19cm . Include index ISBN: UKP 16.95 (Pbk) Subjects--Index Terms: FISH-CULTURE-ECONOMIC ASPECTS Dewey Class. No.: 338.372755 / BJO/E