Grande, Veronica O. <br/><br/>
Ecology, reproductive periodicity and management measures of sea cucumber fishery in Ilocos Norte, Philippines 
Veronica O. Grance 
 -  2009 
 - xxi, 181 leaves   28 cm. 
<br/><br/> Thesis (Ph.D. in Agriculture) -- Central Luzon State University, Munoz, Nueva Ecija 
<br/><br/>Bibliography: leaves 141-147