BELL, F. G. (1987). Ground engineer's reference book. Butterworth.
Chicago Style (17th ed.) CitationBELL, F. G. Ground Engineer's Reference Book. Butterworth, 1987.
MLA (8th ed.) CitationBELL, F. G. Ground Engineer's Reference Book. Butterworth, 1987.
Warning: These citations may not always be 100% accurate.