TY  - BOOK
AU  - Stoyanow, Alexander 
TI  - Lower cretaceous stratigraphy in Southeastern Arizona 
U1  - 551.77 DDC 23
PY  - 1949///
CY  - New York 
PB  - The Geological Society of America 
KW  - Geology
KW  - Geology - Arizona
KW  - Stratigraphic geology
KW  - Stratigraphic - Cretaceous
ER  -