APA (7th ed.) Zitazioa
Beals, R. L. (1975). The peasant marketing system of Oaxaca, Mexico. University of California Press.
Chicago Style (17th ed.) Zitazioa
Beals, Ralph L. The Peasant Marketing System of Oaxaca, Mexico. Berkeley: University of California Press, 1975.
MLA (9th ed.) Zitazioa
Beals, Ralph L. The Peasant Marketing System of Oaxaca, Mexico. University of California Press, 1975.
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