Vazirani, V. V. (2003). Approximation algorithms. Springer.
Cita Chicago (17th ed.)Vazirani, Vijay V. Approximation Algorithms. Berlin: Springer, 2003.
Cita MLA (9th ed.)Vazirani, Vijay V. Approximation Algorithms. Springer, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.