Freeman, T. J., Littlejohn, G. S., & Driscoll, R. M. C. (1994). Has your house got cracks?: A guide to subsidence and heave of buildings on clay. Institution of Civil Engineers.
Chicago Style (17th ed.) CitationFreeman, Tim J., G Stuart Littlejohn, and Richard M. C. Driscoll. Has Your House Got Cracks?: A Guide to Subsidence and Heave of Buildings on Clay. London: Institution of Civil Engineers, 1994.
MLA (8th ed.) CitationFreeman, Tim J., et al. Has Your House Got Cracks?: A Guide to Subsidence and Heave of Buildings on Clay. Institution of Civil Engineers, 1994.
Warning: These citations may not always be 100% accurate.