Luedtke, B. E. (1992). An archaeologist's guide to chert and flint. Institute of Archaeology, University of California.
Chicagoスタイル(17版)引用形式Luedtke, Barbara E. An Archaeologist's Guide to Chert and Flint. Los Angeles: Institute of Archaeology, University of California, 1992.
MLA(9版)引用形式Luedtke, Barbara E. An Archaeologist's Guide to Chert and Flint. Institute of Archaeology, University of California, 1992.
警告: この引用は必ずしも正確ではありません.