APA
The Institute of Quantity Surveyors Civil Engineering Committee, . (1980). A report by the Civil Engineering Committee of the Institute of Quantity Surveyors on procedure in connection with form of sub-contract (as amended 30th March 1973) Designed for use in conjunction with the I.C.E. General Conditions of Contract. London: IQS.
Chicago
The Institute of Quantity Surveyors Civil Engineering Committee, . 1980. A report by the Civil Engineering Committee of the Institute of Quantity Surveyors on procedure in connection with form of sub-contract (as amended 30th March 1973) Designed for use in conjunction with the I.C.E. General Conditions of Contract. London: IQS.
Harvard
The Institute of Quantity Surveyors Civil Engineering Committee, . (1980). A report by the Civil Engineering Committee of the Institute of Quantity Surveyors on procedure in connection with form of sub-contract (as amended 30th March 1973) Designed for use in conjunction with the I.C.E. General Conditions of Contract. London: IQS.
MLA
The Institute of Quantity Surveyors Civil Engineering Committee, . A report by the Civil Engineering Committee of the Institute of Quantity Surveyors on procedure in connection with form of sub-contract (as amended 30th March 1973) Designed for use in conjunction with the I.C.E. General Conditions of Contract. London: IQS. 1980.