APA
Parnham P., Royal Institution of Chartered Surveyors, . (1993). The effectiveness of domestic extract fans. London: RICS.
Chicago
Parnham Phil, Royal Institution of Chartered Surveyors, . 1993. The effectiveness of domestic extract fans. London: RICS.
Harvard
Parnham P., Royal Institution of Chartered Surveyors, . (1993). The effectiveness of domestic extract fans. London: RICS.
MLA
Parnham Phil, Royal Institution of Chartered Surveyors, . The effectiveness of domestic extract fans. London: RICS. 1993.