Human Resource Development / 
Danico F. Marcelo. 
 - Intramuros, Manila :  UNLIMITED BOOKS LIBRARY SERVICES & PUBLISHING INC,  2021. 
 - x, 282 p.  
<br/><br/> Includes References 
<br/><br/><label>ISBN: </label>6214270767 
<br/><br/><label>Dewey Class. No.: </label>370.113 M3313 2021