Lancion, Conrado M. Jr. <br/><br/>
Fast facts about Philippine provinces / 
Conrado M. Lancion Jr.; cartopgraphy by Rey de Guzman. 
 - Metro Manila :  Tahanan Books,  1995. 
 - 176 pages :  illustrations (maps) ;  28 cm. 
<br/><br/> Bibliography: p. 175.