Alfferez, Merle S. <br/><br/>
LET reviewer for science / 
Merle S. Alfferez. 
 - Quezon City :  MSA Publishing House,  2002. 
 - 153 p.:  23 cm. 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>9718740643 
<br/><br/><label>LC Class. No.: </label>500 Al2m