APA (7th ed.) Citation
ebrary, Inc, Maidl, B., & Sturge, D. (2012). Mechanised shield tunnelling (2nd ed.). Ernst & Sohn.
Chicago Style (17th ed.) Citation
ebrary, Inc, Bernhard Maidl, and David Sturge. Mechanised Shield Tunnelling. 2nd ed. Berlin: Ernst & Sohn, 2012.
MLA (9th ed.) Citation
ebrary, Inc, et al. Mechanised Shield Tunnelling. 2nd ed. Ernst & Sohn, 2012.
Warning: These citations may not always be 100% accurate.