APA (7e ed.) Bronvermelding

Maidl, B., Thewes, M., & Maidl, U. (2013). Handbook of tunnel engineering (First edition.). Ernst & Sohn.

Chicago (17e ed.) Bronvermelding

Maidl, Bernhard, Markus Thewes, en Ulrich Maidl. Handbook of Tunnel Engineering. First edition. Berlin: Ernst & Sohn, 2013.

MLA (9e ed.) Bronvermelding

Maidl, Bernhard, et al. Handbook of Tunnel Engineering. First edition. Ernst & Sohn, 2013.