Παραπομπή σε μορφή APA (7η εκδ.)

Rapid Excavation and Tunneling Conference San Francisco, Calif, ebrary, Inc, Redmond, S., & Romero, V. (2011). 2011 rapid excavation and tunneling conference: Proceedings. Society for Mining, Metallurgy, and Exploration, Inc..

Παραπομπή σε μορφή Chicago (17η εκδ.)

Rapid Excavation and Tunneling Conference San Francisco, Calif, Inc ebrary, Steve Redmond, και Victor Romero. 2011 Rapid Excavation and Tunneling Conference: Proceedings. Englewood, Colo.: Society for Mining, Metallurgy, and Exploration, Inc., 2011.

Παραπομπή σε μορφή MLA (9th εκδ.)

Rapid Excavation and Tunneling Conference San Francisco, Calif, et al. 2011 Rapid Excavation and Tunneling Conference: Proceedings. Society for Mining, Metallurgy, and Exploration, Inc., 2011.