TY  - BOOK
ED  - International Conference on Arid Lands in a Changing World. (
TI  - Santa Catalina Mountains: : Field trip No.4
U1  - 581.9095 
PY  - 0000///(s.a.)
CY  - Tucson, Arizona
PB  - Committee on Arid Lands
KW  - Arizona
KW  - Geología
KW  - Botánica
KW  - Flora desértica
KW  - Regiones áridas
KW  - Congresos
ER  -