TY  - BOOK
AU  - Nelson,Margaret C..
AU  - Lippmeier,Heidi
TI  - Grinding Tool Design as Conditioned by Land Use Pattern
U1  - 301 
PY  - 1993///
CY  - [s.l.] : 
PB  - American Antiquity, 
N1  - Engrapado; En American Antiquity, Vol. 58, Nº 2 (Apr., 1993), 286-305
ER  -