The social ecology of the Kalingas of northern Luzon - Lawless, Robert 1937- (1975)
Thesis (Doctor of Philosophy)--New School for Social Research, New York, 1975.
An authorized facsimile produced by microfilm/xerography in 1976 by University Microfilms International Ann Arbor, Michigan.
Includes bibliographical references.
Keywords: Kalinga (Philippine people); Ethnology -- Philippines -- Kalinga