Παραπομπή APA

Duncan, O. D., Cuzzort, R. P., & Duncan, B. (1961). Statistical geography: Problems in analyzing areal data. Glencoe, IL: The Free Press of Glencoe.

Παραπομπή Chicago Style

Duncan, Otis Dudley, Ray P. Cuzzort, and Beverly Duncan. Statistical Geography: Problems in Analyzing Areal Data. Glencoe, IL: The Free Press of Glencoe, 1961.

Παραπομπή MLA

Duncan, Otis Dudley, Ray P. Cuzzort, and Beverly Duncan. Statistical Geography: Problems in Analyzing Areal Data. Glencoe, IL: The Free Press of Glencoe, 1961.

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