TY  - BOOK
AU  - Clark,Grahame
AU  - Piggott,Stuart
TI  - Prehistoric societies,
T2  - The History of human society
AV  - GN741 .C55 1965
U1  - 913.031 
PY  - 1965///
CY  - New York
PB  - Knopf
KW  - Prehistoric peoples
N1  - Bibliography: p. [333]-340
UR  - http://www.archive.org/details/prehistoricsocie00clar
UR  - http://www.openlibrary.org/books/OL5916277M
ER  -