Russell, H. A., & Gilmore, J. (1997). Inspection policy and procedures for rail transit tunnels and underground structures. National Academy Press.
Cita Chicago (17th ed.)Russell, Henry A., i Jon Gilmore. Inspection Policy and Procedures for Rail Transit Tunnels and Underground Structures. Washington: National Academy Press, 1997.
Cita MLA (8th ed.)Russell, Henry A., i Jon Gilmore. Inspection Policy and Procedures for Rail Transit Tunnels and Underground Structures. National Academy Press, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.