Ulrich, G. D. (1984). A guide to chemical engineering process design and economics. Wiley.
Chicago Style aipamenaUlrich, Gael D. A Guide to Chemical Engineering Process Design and Economics. New York: Wiley, 1984.
MLA aipamenaUlrich, Gael D. A Guide to Chemical Engineering Process Design and Economics. Wiley, 1984.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.