Gordon, John C. <br/><br/>
Planning research :  a concise guide for environmental and natural resource sciences/ 
John C. Gordon 
 - New Haven :  Yale University,   2007 
 - vii,102 p. :  10cm. 
<br/><br/> Includes an index 
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>9780300120066(pbk) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental sciences research