Sacramento Valley symposium and guidebook /
editors, Raymond V. Ingersoll and Tor H. Nilsen

APA Citation

Nilsen, T. Helge., Ingersoll, R. V., Society of Economic Paleontologists and Mineralogists. Pacific Section. (1990). Sacramento Valley symposium and guidebook. Los Angeles, Calif, U.S.A.: Pacific Section of the Society of Economic Paleontologists and Mineralogists.

MLA Citation

Nilsen, Tor Helge, Raymond V Ingersoll, and Society of Economic Paleontologists and Mineralogists. Pacific Section. Sacramento Valley Symposium And Guidebook. Los Angeles, Calif, U.S.A.: Pacific Section of the Society of Economic Paleontologists and Mineralogists, 1990.