Williams, Colin. <br/><br/>
Simple economics and book keeping /    
Colin Williams. 
 - Rome :   Food and Agriculture Organization of the United Nations ,   1992. 
 - v. 96 p. :    ill. ;    24 cm. 
 - FAO training series ;   19. .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9251030022 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fish-culture --Accounting.------<br/>Economics.--Accounting.------