APA citiranje

Bell, F. G. (2007). Engineering geology (2nd ed.). Butterworth-Heinemann.

Chicago Edition Citation

Bell, F. G. Engineering Geology. 2nd ed. Oxford ; Boston: Butterworth-Heinemann, 2007.

MLA citiranje

Bell, F. G. Engineering Geology. 2nd ed. Butterworth-Heinemann, 2007.