TY  - GEN
AU  - Habottle,Garman
AU  - Neff,Hector
AU  - Bishop,Ronald
TI  - The sources of Copan valley obsidian
T2  - Papers of the Peabody museum of american archaeology and ethnology, 80
SN  - 0873652061
N1  - bibliogr. p. 446-447
ER  -