APA
Dale P. F., . (1986). FIG Congress Toronto 1986 : commission 3: summary report presented at the Royal Institution of Chartered Surveyors on 9 October 1986. : .
Chicago
Dale P F, . 1986. FIG Congress Toronto 1986 : commission 3: summary report presented at the Royal Institution of Chartered Surveyors on 9 October 1986. : .
Harvard
Dale P. F., . (1986). FIG Congress Toronto 1986 : commission 3: summary report presented at the Royal Institution of Chartered Surveyors on 9 October 1986. : .
MLA
Dale P F, . FIG Congress Toronto 1986 : commission 3: summary report presented at the Royal Institution of Chartered Surveyors on 9 October 1986. : . 1986.
