Defandorf, M. (1960). Paleontology and petrography of carboniferous strata in the Sloan area, San Saba County, Texas. [publisher not identified].
Chicago Style (17th ed.) CitationDefandorf, May. Paleontology and Petrography of Carboniferous Strata in the Sloan Area, San Saba County, Texas. [Austin, Tex.]: [publisher not identified], 1960.
MLA (9th ed.) CitationDefandorf, May. Paleontology and Petrography of Carboniferous Strata in the Sloan Area, San Saba County, Texas. [publisher not identified], 1960.
Warning: These citations may not always be 100% accurate.