Evans, D. J. I., Shoemaker , R. S., & Veltman, H. (1979). International laterite symposium: New Orleans, Louisiana, February 19 to 21, 1979. New York: Society of Mining Engineers, Inc.
Παραπομπή Chicago StyleEvans, D. J. I., R. S. Shoemaker , and H. Veltman. International Laterite Symposium: New Orleans, Louisiana, February 19 to 21, 1979. New York: Society of Mining Engineers, Inc, 1979.
Παραπομπή MLAEvans, D. J. I., R. S. Shoemaker , and H. Veltman. International Laterite Symposium: New Orleans, Louisiana, February 19 to 21, 1979. New York: Society of Mining Engineers, Inc, 1979.
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