TY  - GEN
AU  - Booy, Theodoor Hendrick Nicolaas de
TI  - An  exploration of the Sierra de Perija, Venezuela
U1  - Pam 918.72 
PY  - 1918///
CY  - New York
PB  - American Geographical Society
N1  - Reprinted from Geographical Review, Vol. vi, No. 5 - November, 1918
ER  -