Knowles, C. C., & Pitt, P. H. (1972). The history of building regulation in London 1189-1972: With an account of the District Surveyors' Association. London: Architectural Press.
Παραπομπή Chicago StyleKnowles, C. C., and P. H. Pitt. The History of Building Regulation in London 1189-1972: With an Account of the District Surveyors' Association. London: Architectural Press, 1972.
Παραπομπή MLAKnowles, C. C., and P. H. Pitt. The History of Building Regulation in London 1189-1972: With an Account of the District Surveyors' Association. London: Architectural Press, 1972.
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