Irwin, George <br/><br/>
Modern cost benefit methods  an introduction to financial, economic and social appraisal of development projects 

 - New York  The Macmillan press ltd  1978 
 - xiii, 257 p.; 23cm. 
<br/><br/><label>ISBN: </label>333232089 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cost effectiveness