Seddon, G. (1970). Pre-Chappel conodonts of the Llano region, Texas. Bureau of Economic Geology, University of Texas at Austin.
Chicago Style (17th ed.) CitationSeddon, George. Pre-Chappel Conodonts of the Llano Region, Texas. Austin: Bureau of Economic Geology, University of Texas at Austin, 1970.
MLA (9th ed.) CitationSeddon, George. Pre-Chappel Conodonts of the Llano Region, Texas. Bureau of Economic Geology, University of Texas at Austin, 1970.
Warning: These citations may not always be 100% accurate.