Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service), Dress, A., Xu, Y., & Zhu, B. (2007). Combinatorial Optimization and Applications: First International Conference, COCOA 2007, Xi’an, China, August 14-16, 2007. Proceedings. Springer Berlin Heidelberg.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service), Andreas Dress, Yinfeng Xu, και Binhai Zhu. Combinatorial Optimization and Applications: First International Conference, COCOA 2007, Xi’an, China, August 14-16, 2007. Proceedings. Berlin, Heidelberg: Springer Berlin Heidelberg, 2007.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service), et al. Combinatorial Optimization and Applications: First International Conference, COCOA 2007, Xi’an, China, August 14-16, 2007. Proceedings. Springer Berlin Heidelberg, 2007.