APA
Institution of Civil Engineers, Association of Consulting Engineers & Federation of Civil Engineering Contractors. (1993). ICE Conditions of Contract : Sixth edition : guidance notes. London: Thomas Telford.
Chicago
Institution of Civil Engineers, Association of Consulting Engineers and Federation of Civil Engineering Contractors. 1993. ICE Conditions of Contract : Sixth edition : guidance notes. London: Thomas Telford.
Harvard
Institution of Civil Engineers, Association of Consulting Engineers and Federation of Civil Engineering Contractors. (1993). ICE Conditions of Contract : Sixth edition : guidance notes. London: Thomas Telford.
MLA
Institution of Civil Engineers, Association of Consulting Engineers and Federation of Civil Engineering Contractors. ICE Conditions of Contract : Sixth edition : guidance notes. London: Thomas Telford. 1993.