Deans, J. L., Harris, P., Hay-Ellis, A., Pickard, T., & Tanner, P. (2014). Level 2 diploma in electrical installations 2365: Buildings and structures units 201-204 and 210. London The Institution of Engineering and Technology.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDeans, James L., Paul Harris, Andrew Hay-Ellis, Trevor Pickard, और Peter Tanner. Level 2 Diploma in Electrical Installations 2365: Buildings and Structures Units 201-204 and 210. London The Institution of Engineering and Technology, 2014.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDeans, James L., et al. Level 2 Diploma in Electrical Installations 2365: Buildings and Structures Units 201-204 and 210. London The Institution of Engineering and Technology, 2014.
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