Pangborn, M. W. (1950). The earth for the layman: Selected books and pamphlets (mostly non-technical) on geology, mining, rocks, minerals and gems, fossils, evolution and related subjects (Prelim. ed.). [publisher not identified].
Chicago Style (17th ed.) CitationPangborn, Mark W. The Earth for the Layman: Selected Books and Pamphlets (mostly Non-technical) on Geology, Mining, Rocks, Minerals and Gems, Fossils, Evolution and Related Subjects. Prelim. ed. Washington: [publisher not identified], 1950.
MLA (9th ed.) CitationPangborn, Mark W. The Earth for the Layman: Selected Books and Pamphlets (mostly Non-technical) on Geology, Mining, Rocks, Minerals and Gems, Fossils, Evolution and Related Subjects. Prelim. ed. [publisher not identified], 1950.
Warning: These citations may not always be 100% accurate.