Luedtke, B. E. (1992). An archaeologist's guide to chert and flint. Institute of Archaeology, University of California.
Cita Chicago (17th ed.)Luedtke, Barbara E. An Archaeologist's Guide to Chert and Flint. Los Angeles: Institute of Archaeology, University of California, 1992.
Cita MLA (9th ed.)Luedtke, Barbara E. An Archaeologist's Guide to Chert and Flint. Institute of Archaeology, University of California, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.