THE I.T.C. JOURNAL 

 - Enschede    UNESCO Centre for Integrated Surveys    1973 
 - Quarterly 
 - 1973 - 1981-83 
<br/><br/> It contains articles on environment and integrated surveys. 
<br/><br/><label>ISSN: </label>03032434 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology
<br/><br/><label>LC Class. No.: </label>TR693.I45