TY  - BOOK
AU  - Clark,John E
TI  - The lithic artifacts of La Libertad, Chiapas, México: an economic perspective
T2  - Papers of the New World Archaeological Foundation
U1  - 572.72 
PY  - 1988///
CY  - Provo
PB  - Brigham Young University, 
KW  - Economia prehispanica
KW  - Artefactos liticos
KW  - Chiapas (Mexico)
ER  -