Hietanen, A. M. (1977). Paleozoic-Mesozoic boundary in the Berry Creek quadrangle, northwestern Sierra Nevada, California.
Chicago Style (17th ed.) CitationHietanen, Anna Martta. Paleozoic-Mesozoic Boundary in the Berry Creek Quadrangle, Northwestern Sierra Nevada, California. 1977.
MLA (9th ed.) CitationHietanen, Anna Martta. Paleozoic-Mesozoic Boundary in the Berry Creek Quadrangle, Northwestern Sierra Nevada, California. 1977.
Warning: These citations may not always be 100% accurate.