Sugden, Robert. <br/><br/>
The principles of practical cost-benefit analysis / 
Robert Sugden and Alan Williams. 
 - Oxford :  Oxford University Press,  1978. 
 - xii, 275 p. :  ill. 
<br/><br/><label>ISBN: </label>0198770405  
<br/><br/><label>LCCN: </label>93044130     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cost effectiveness.