Journal of applied research and technology 
Centre of Applied Research and Technology Development of the National Autonomous University of Mexico; edición Ovsel Gelman 
 - Disco compacto  12 cm. 
<br/><br/><br/>Inglés 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Investigación científica
<br/><br/><label>Dewey Class. No.: </label>001.42  / JOU 2003