Petroleum geology of the Sichuan basin, China report on U.S. Geological Survey and Chinese Ministry of Geology and Mineral Resources field investigations and meetings, October 1991 /
|Other Authors:||Ryder, Robert T., Geological Survey (U.S.), China. Di zhi kuang chan bu.|
[Reston, Va.] : [Denver, Colo.] :
The Survey ; [Books and Open-File Section, distributor],
iii, 67 leaves : illustrations, maps ; 28 cm.
U.S. Geological Survey open-file report ;