Bell, F. G. (2007). Engineering geology (2nd ed.). Butterworth-Heinemann.
Chicago Style (17th ed.) CitationBell, F. G. Engineering Geology. 2nd ed. Oxford ; Boston: Butterworth-Heinemann, 2007.
MLA引文Bell, F. G. Engineering Geology. 2nd ed. Butterworth-Heinemann, 2007.
警告:這些引文格式不一定是100%准確.