Chapman, D., Metje, N., & Stark, A. (2010). Introduction to tunnel construction. Spon.
Chicago Edition CitationChapman, David, Nicole Metje, i Alfred Stark. Introduction to Tunnel Construction. Oxon: Spon, 2010.
Cita MLAChapman, David, et al. Introduction to Tunnel Construction. Spon, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.