TY - BOOK AU - Williams, Collins TI - Simple economics and bookkeeping for fish farmers SN - 9251030022 U1 - 639.3 20 PY - 1992/// CY - Rome PB - F A O KW - economics KW - accounting KW - farmers KW - extension activities N1 - Contents Part I Simple economics for fishing Basic economics Fish farming and economics Factors of production Fix factors of production Variable factors of production Labour or people Part II Simple bookkeeping for fishing Purpose Structure How to use he forms Defination of terms used ; Includes bibliographical references and index ER -