APA-viite (7. p.)
Cook, W. (2012). In pursuit of the traveling salesman: Mathematics at the limits of computation. Princeton University Press.
Chicago-viite (17. p.)
Cook, William. In Pursuit of the Traveling Salesman: Mathematics at the Limits of Computation. Princeton: Princeton University Press, 2012.
MLA-viite (9. p.)
Cook, William. In Pursuit of the Traveling Salesman: Mathematics at the Limits of Computation. Princeton University Press, 2012.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.