APA (7th ed.) Zitazioa
Floud, R. (1973). An introduction to quantitative methods for historians. Princeton University Press.
Chicago Style (17th ed.) Zitazioa
Floud, Roderick. An Introduction to Quantitative Methods for Historians. Princeton, New Jersey: Princeton University Press, 1973.
MLA (9th ed.) Zitazioa
Floud, Roderick. An Introduction to Quantitative Methods for Historians. Princeton University Press, 1973.
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