1
Eastop, T. D., Watson, W. E. Mechanical services for buildings. Harlow: : Longman 1992.
2
Jones, W. P. Air conditioning engineering. 5th ed. Boston: : Butterworth-Heinemann 2001. http://lib.myilibrary.com?id=105758&entityid=https://idp.brunel.ac.uk/entity
3
Moss, Keith. Heat and mass transfer in building services design. London: : E & FN Spon 1998.
4
Chadderton DV. Building services engineering. 6th ed. Abingdon, Oxon: : Routledge 2013. http://lib.myilibrary.com/browse/open.asp?id=430690&entityid=https://idp.brunel.ac.uk/entity
5
Construction Information Service (CIS). http://www.ihsti.com/CIS/
6
ScienceDirect. https://www.sciencedirect.com/
7
Technical tables / useful information. https://www.cse-distributors.co.uk/cable/technical-tables-useful-info/
8
Cite them right online. http://www.citethemrightonline.com.ezproxy.brunel.ac.uk/
9
RefWorks | Brunel University London. http://www.brunel.ac.uk/life/library/SubjectSupport/RefWorks