Hager, J. P. (1993). EPD Congress 1993. TMS Minerals. Metals. Materials.
Cita Chicago Style (17a ed.)Hager, John P. EPD Congress 1993. TMS Minerals. Metals. Materials, 1993.
Cita MLA (9a ed.)Hager, John P. EPD Congress 1993. TMS Minerals. Metals. Materials, 1993.
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