Παραπομπή APA

Du, D., Ko, K., & Hu, X. (2012). Design and analysis of approximation algorithms. Springer Science.

Παραπομπή Chicago Style

Du, Ding-Zhu, Ker-I Ko, και Xiaodong Hu. Design and Analysis of Approximation Algorithms. New York: Springer Science, 2012.

Παραπομπή MLA

Du, Ding-Zhu, et al. Design and Analysis of Approximation Algorithms. Springer Science, 2012.