Geological and Agricultural Survey of Texas & Shumard, G. G. (1886). A partial report on the geology of western Texas: Consisting of a general geological report and a journal of geological observations along the routes traveled by the expedition between Indianola, Texas, and the valley of the Mimbres, New Mexico, during the years 1855 and 1856. State Printing Office.
Chicago Style (17th ed.) CitationGeological and Agricultural Survey of Texas and George Gettz Shumard. A Partial Report on the Geology of Western Texas: Consisting of a General Geological Report and a Journal of Geological Observations Along the Routes Traveled by the Expedition Between Indianola, Texas, and the Valley of the Mimbres, New Mexico, During the Years 1855 and 1856. Austin: State Printing Office, 1886.
MLA (9th ed.) CitationGeological and Agricultural Survey of Texas and George Gettz Shumard. A Partial Report on the Geology of Western Texas: Consisting of a General Geological Report and a Journal of Geological Observations Along the Routes Traveled by the Expedition Between Indianola, Texas, and the Valley of the Mimbres, New Mexico, During the Years 1855 and 1856. State Printing Office, 1886.