Longhorn, Roger A. <br/><br/>
Legal issues in the use of geospatial data and tools for agriculture and natural resource management :  a primer 
/by Roger A. Longhorn, Victoria Henson-Apollonio and Jeffrey W. White 
 - México, D. F :  CIMMYT,  2002. 
 - 2 v. 
<br/><br/>Contenido : v.1 Legal issues in the .....v.2 Executive summary 
<br/><br/><label>ISBN: </label>9706480943 
<br/><br/><label>LCCN: </label>89500 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultura--Investigación.<br/>Recursos naturales--Investigación.