Gonzalez, Maeva. <br/><br/>
Things you Didn't Know About Coca :  The coca leaf, discovered 3000 years ago by the Incas, is still cause for both pride anda controversy. 

 - La Paz-BO   Grupo Express Press  2011 
 - p. 14-15 :   il.   
 - Irregular 
 - No. 11(Aug 2011) 
 - Bolivan Express. Made in ;   no. 11 .
 -   Grupo Espress Press.   .