توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Colston Research Society, Chisholm, M., Frey, A., & Haggett, P. (1971). Regional forecasting: Proceedings of the twentysecond Symposium of the Colston Research Society held in the University of Bristol, April 6th to 10th, 1970. Butterworths.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Colston Research Society, Michael Chisholm, Allan Frey, و 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, 1971.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Colston Research Society, et al. Regional Forecasting: Proceedings of the Twentysecond Symposium of the Colston Research Society Held in the University of Bristol, April 6th to 10th, 1970. Butterworths, 1971.