Penny, J. S. (1986). The Petchabun Piedmont survey: A initial investigation of the presistory of the western borders of the Khorat Plateau, Northeast Thailand. University of Pennsylvania.
Chicago Style (17th ed.) CitationPenny, James Sterling. The Petchabun Piedmont Survey: A Initial Investigation of the Presistory of the Western Borders of the Khorat Plateau, Northeast Thailand. Philadelphia: University of Pennsylvania, 1986.
MLA引文Penny, James Sterling. The Petchabun Piedmont Survey: A Initial Investigation of the Presistory of the Western Borders of the Khorat Plateau, Northeast Thailand. University of Pennsylvania, 1986.
警告:这些引文格式不一定是100%准确.