TY  - BOOK
AU  - Plog,Fred
TI  - The study of prehistoric change
SN  - 0127856455
PY  - 1974///
CY  - New York
PB  - Academic Press
KW  - Social change
KW  - Indians of North America
KW  - Arizona
KW  - Hay Hollow Valley
KW  - Antiquities
KW  - Archeology
KW  - Methodology
KW  - Hay Hollow Valley (Arizona)
N1  - Includes bibliographical references (p. 184-193) and index
ER  -