TY - GEN ED - FAO TI - Comparative studies on freshwater fisheries : report of a workshop held at the Istituto Haliano di Idrobiologia, Pallanza, Italy, 4-8 Sept. 1978 T2 - FAO fisheries technical paper PY - 0000///FAO CY - Rome PB - 1980 KW - E 32 N2 - Contém bibliografia ER -