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								Engineering economy / H.G. Thuesen, W.J. Fabrycky, G.J. Thuesen
								5th ed. - Englewood Cliffs, N.J. : Prentice-Hall , c1977
							
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								Scheduling : theory, algorithms, and systems / Michael Pinedo
								Englewood Cliffs, N.J. : Prentice Hall , c1995
							
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								Industrial ecology / T.E. Graedel, B.R. Allenby
								2nd ed. - Upper Saddle River, N.J. : Prentice Hall , c2003
							
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								Managing engineering and technology : an introduction to management for engineers / Lucy C. Morse, Daniel L. Babcock
								4th ed., Pearson international ed.. - Upper Saddle River, N.J. : Pearson Prentice Hall , c2007
							
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