Shafer, H. J. (1986). Ancient Texans: Rock art and lifeways along the Lower Pecos. San Antonio Museum Association ; Texas Monthly Press.
Chicago Style (17th ed.) CitationShafer, Harry J. Ancient Texans: Rock Art and Lifeways Along the Lower Pecos. [San Antonio, Tex.] : Austin, Tex.: San Antonio Museum Association ; Texas Monthly Press, 1986.
MLA (9th ed.) CitationShafer, Harry J. Ancient Texans: Rock Art and Lifeways Along the Lower Pecos. San Antonio Museum Association ; Texas Monthly Press, 1986.
Warning: These citations may not always be 100% accurate.