APA Style

Allen, D, T., Shonnard, D. (2002). Green engineering : environmentally conscious design of chemical processes . Upper Saddle River, NJ: Prentice Hall PTR.

MLA Style

Allen, David, T., Shonnard, David. "Green engineering : environmentally conscious design of chemical processes". Upper Saddle River, NJ: Prentice Hall PTR, 2002. Books.