Chisholm, M., Frey, A. E., & Haggett, P. (1970). Regional forecasting: Proceedings of the twentysecond Symposium of the Colston Research Society, held in the University of Bristol, April 6th to 10th, 1970. London: Butterworths.
Παραπομπή Chicago StyleChisholm, Michael, Allan E. Frey, and Peter Haggett. Regional Forecasting: Proceedings of the Twentysecond Symposium of the Colston Research Society, Held in the University of Bristol, April 6th to 10th, 1970. London: Butterworths, 1970.
Παραπομπή MLAChisholm, Michael, Allan E. Frey, and Peter Haggett. Regional Forecasting: Proceedings of the Twentysecond Symposium of the Colston Research Society, Held in the University of Bristol, April 6th to 10th, 1970. London: Butterworths, 1970.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.