Citação norma APA

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..

Citação norma Chicago

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

Citação norma MLA

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.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.