APA (7th ed.) Citation

International Conference on the Biogeochemistry of Trace Elements, Sajwan, K. S., Alva, A. K., & Keefer, R. F. (1999). Biogeochemistry of trace elements in coal and coal combustion byproducts. Kluwer Academic/Plenum Publishers.

Chicago Style (17th ed.) Citation

International Conference on the Biogeochemistry of Trace Elements, Kenneth S. Sajwan, Ashok K. Alva, and Robert F. Keefer. Biogeochemistry of Trace Elements in Coal and Coal Combustion Byproducts. New York: Kluwer Academic/Plenum Publishers, 1999.

MLA (9th ed.) Citation

International Conference on the Biogeochemistry of Trace Elements, et al. Biogeochemistry of Trace Elements in Coal and Coal Combustion Byproducts. Kluwer Academic/Plenum Publishers, 1999.