Caballero, Ma. Margarita Hayna N. <br/><br/>
Diversity of butterfly species in the northwestern slope of Mt. Arayat from 2001 to 2013  [manuscript] / 
Ma. Margarita Hayna N. Caballero. 
 - Pampanga Agricultural College, Magalang, Pampanga,  2014. 
 - 186 pages ;  27 cm.