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

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

Manylion Llyfryddiaeth
Prif Awdur: Headland, Thomas N.
Fformat: Llyfr
Iaith:English
Cyhoeddwyd: Ann Arbor, Mich. UMI Dissertation Services c1986.
Pynciau:
Agtas > Social conditions. > Philippines > Casiguran (Aurora)
Agtas > Economic conditions. > Philippines > Casiguran (Aurora)
Biotic communities > Philippines > Casiguran (Aurora).