Ulrich, G. D. (1984). A guide to chemical engineering process design and economics. New York: John Wiley and Sons, Inc..
Παραπομπή Chicago StyleUlrich, Gael D. A Guide to Chemical Engineering Process Design and Economics. New York: John Wiley and Sons, Inc., 1984.
Παραπομπή MLAUlrich, Gael D. A Guide to Chemical Engineering Process Design and Economics. New York: John Wiley and Sons, Inc., 1984.
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