Field, B. G., & MacGregor, B. D. (1992). Forecasting techniques for urban and regional planning (New ed.). UCL Press.
Chicago (17e ed.) BronvermeldingField, Brian G., en Bryan D. MacGregor. Forecasting Techniques for Urban and Regional Planning. New ed. London: UCL Press, 1992.
MLA (9e ed.) BronvermeldingField, Brian G., en Bryan D. MacGregor. Forecasting Techniques for Urban and Regional Planning. New ed. UCL Press, 1992.
Let op: Deze citaties zijn niet altijd 100% accuraat.