Guasch, Juan Martin D.R. <br/><br/>
Purchasing, storage and sanitation / 
Juan Martin D.R. Guasch. 
 - Metro Manila :  Grandbooks Pub,  2009. 
 - 171 p.:  22 cm. 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>978-971-725-158-5 
<br/><br/><label>LC Class. No.: </label>658.72 G93p