Smith, K. L., Coal, Fletcher, T. H., & Pugmire, R. J. (1994). The structure and reaction processes of coal. New York: Plenum Press.
Παραπομπή Chicago StyleSmith, K. Lee, Coal, T. H. Fletcher, and Ronald J. Pugmire. The Structure and Reaction Processes of Coal. New York: Plenum Press, 1994.
Παραπομπή MLASmith, K. Lee, Coal, T. H. Fletcher, and Ronald J. Pugmire. The Structure and Reaction Processes of Coal. New York: Plenum Press, 1994.
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