Johnson, Craig A. <br/><br/>
Rules, norms and the pursuit of sustainable livelihoods / 
Craig A .  Johnson. 
 - Brighton :  Institute of development studies,  1997. 
 - 36 p. :  ill. ;  30 cm. 
 - IDS working paper ;   no.52. .
<br/><br/>Includes bibliographical references (p.31-36) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sustainable development.<br/>Environmental aspects.