Diaz, A. F. F., & Wacangan, V. T. Points of pollution of the Chico River in Bontoc, Mountain Province as perceived by the residents of barangays Bontoc Ili, Poblacion Bontoc, Caluttit, and Samoki.
Chicago-referens (17:e uppl.)Diaz, Aloha Freia F., och Vicente T. Wacangan. Points of Pollution of the Chico River in Bontoc, Mountain Province as Perceived by the Residents of Barangays Bontoc Ili, Poblacion Bontoc, Caluttit, and Samoki.
MLA-referens (9:e uppl.)Diaz, Aloha Freia F., och Vicente T. Wacangan. Points of Pollution of the Chico River in Bontoc, Mountain Province as Perceived by the Residents of Barangays Bontoc Ili, Poblacion Bontoc, Caluttit, and Samoki.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.