APA
The Institute of Quantity Surveyors, . (1972). International survey of research into building economics and quantity surveying 1972. London: IQS.
Chicago
The Institute of Quantity Surveyors, . 1972. International survey of research into building economics and quantity surveying 1972. London: IQS.
Harvard
The Institute of Quantity Surveyors, . (1972). International survey of research into building economics and quantity surveying 1972. London: IQS.
MLA
The Institute of Quantity Surveyors, . International survey of research into building economics and quantity surveying 1972. London: IQS. 1972.
