Heriales, Ma. Christine Alaras <br/><br/>
Educational field study :   observation and participation / 
Ma. Christine Alaras Heriales. 
 - Quezon City :  Great Books Publishing,  2009. 
 - v, 63 p.:  23 cm. 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>978-971-0391-47-9 
<br/><br/><label>LC Class. No.: </label>370.71  H42e