Holland., F. A., & Whatson F. A Wilkison J. K. (1976). Introduction to Process Economics (2nd ed.). John Wiley.
Dyfyniad Arddull ChicagoHolland., F. A., and Whatson F. A Wilkison J. K. Introduction to Process Economics. 2nd ed. London: John Wiley, 1976.
Dyfyniad MLAHolland., F. A., and Whatson F. A Wilkison J. K. Introduction to Process Economics. 2nd ed. John Wiley, 1976.
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