Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service), Du, D., Hu, X., & Pardalos, P. M. (2009). Combinatorial Optimization and Applications: Third International Conference, COCOA 2009, Huangshan, China, June 10-12, 2009. Proceedings. Springer Berlin Heidelberg.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service), Ding-Zhu Du, Xiaodong Hu, και Panos M. Pardalos. Combinatorial Optimization and Applications: Third International Conference, COCOA 2009, Huangshan, China, June 10-12, 2009. Proceedings. Berlin, Heidelberg: Springer Berlin Heidelberg, 2009.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service), et al. Combinatorial Optimization and Applications: Third International Conference, COCOA 2009, Huangshan, China, June 10-12, 2009. Proceedings. Springer Berlin Heidelberg, 2009.