APA
Simpson Y., Construction and Building Research Conference, . (2010). Twenty first century challenges for the professional quantity surveyor. London: RICS.
Chicago
Simpson Yvonne, Construction and Building Research Conference, . 2010. Twenty first century challenges for the professional quantity surveyor. London: RICS.
Harvard
Simpson Y., Construction and Building Research Conference, . (2010). Twenty first century challenges for the professional quantity surveyor. London: RICS.
MLA
Simpson Yvonne, Construction and Building Research Conference, . Twenty first century challenges for the professional quantity surveyor. London: RICS. 2010.
