A.G. Coche Simple methods for aquaculture Topography for freshwater fish culture topographyical surveys/by print resources AG Coch & T. Laughlin - italy food and agriculture organization of the united nations 1989 - vi.262p. ill. 23cm includes index ISBN: 9251025916 FUTML Standard No.: FUTML Source: B-22798 Nat. Bib. No.: Subjects--Personal Names: AG CocheT. Laughlin LC Class. No.: SH159.C62 / C62