Harlan, S. S., Geissman, J. W., & Snee, L. W. (1997). Paleomagnetic and ⁴⁰Ar/³⁹Ar geochronologic data from Late Proterozoic mafic dikes and sills, Montana and Wyoming. Washington : Denver, CO: U.S. G.P.O. ; For sale by U.S. Geological Survey, Information Services.
Chicago Style CitationHarlan, Stephen S., John William Geissman, and Lawrence W. Snee. Paleomagnetic and ⁴⁰Ar/³⁹Ar Geochronologic Data From Late Proterozoic Mafic Dikes and Sills, Montana and Wyoming. Washington : Denver, CO: U.S. G.P.O. ; For sale by U.S. Geological Survey, Information Services, 1997.
MLA CitationHarlan, Stephen S., John William Geissman, and Lawrence W. Snee. Paleomagnetic and ⁴⁰Ar/³⁹Ar Geochronologic Data From Late Proterozoic Mafic Dikes and Sills, Montana and Wyoming. Washington : Denver, CO: U.S. G.P.O. ; For sale by U.S. Geological Survey, Information Services, 1997.