TY  - BOOK
AU  - Butler,G.M.
AU  - Tenney,J.B.
TI  - Petroleum,
T2  - Oil ser
AV  - TN1 .A65 no. 5, 1931
PY  - 1931///
CY  - Tucson
PB  - the University of Arizona
KW  - Petroleum
N1  - At head of title: University of Arizona bulletin, vol. 2: no. 1, March 1931; Selected bibliography : p. 49-50
ER  -