Alvear Sanin, Jose <br/><br/>
Manual del Rio Magdalena 

 - 2nd ed. 
 - Bogota,  Columbia  Jose Alvear Sanin  2006. 
 - 353 p. 
<br/><br/><label>ISBN: </label>9589731953 
<br/><br/><label>LCCN: </label>2009483645