TY  - GEN
AU  - Booy, Theodoor de
TI  - The  western Maracaibo lowland, Venezuela
U1  - Pam 918.72 
PY  - 1918///
CY  - New York
PB  - American Geographical Society
N1  - Reprinted from The Geographical Review, Vol. 6, No. 6, December 1918
ER  -