Algara, Vladimir <br/><br/>
Quatro : guía práctica 

 - México, DF  Macrobit  1991 
 - 309 p.  grafs. 
<br/><br/>1991 
<br/><br/><label>ISBN: </label>970-604-085-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>QPRO [HOJA ELECTRONICA]
<br/><br/><label>Dewey Class. No.: </label>BMG-GFRC 001.642 5 ALGq