Why foragers do not become farmers a historical study of changing ecosystem and its effect on a Negrito hunter-gatherer group in the Philippines

Bibliografiset tiedot
Päätekijä:	Headland, Thomas N.
Aineistotyyppi:	Kirja
Kieli:	English
Julkaistu:	Ann Arbor, Mich. UMI Dissertation Services c1986.
Aiheet:	Agtas > Social conditions. > Philippines > Casiguran (Aurora) Agtas > Economic conditions. > Philippines > Casiguran (Aurora) Biotic communities > Philippines > Casiguran (Aurora).