Citazione Stile APA (7a Edizione)

Hochbaum, D. S. (1997). Approximation algorithms for NP hard problems. PWS Publishing Company.

Citazione stile Chigago Style (17a edizione)

Hochbaum, Dorit S. Approximation Algorithms for NP Hard Problems. Nueva York: PWS Publishing Company, 1997.

Citatione MLA (9a ed.)

Hochbaum, Dorit S. Approximation Algorithms for NP Hard Problems. PWS Publishing Company, 1997.