APA-viite (7. p.)
Sullivan,William G, & Elin M.Wicks,C.Patrick Koelling. (2009). Engineering economy (14th ed.). Pearson Education of India.
Chicago-viite (17. p.)
Sullivan,William G, ja Elin M.Wicks,C.Patrick Koelling. Engineering Economy. 14th ed. New Delhi: Pearson Education of India, 2009.
MLA-viite (9. p.)
Sullivan,William G, ja Elin M.Wicks,C.Patrick Koelling. Engineering Economy. 14th ed. Pearson Education of India, 2009.
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