Cita APA (7th ed.)
Beals, R. L. (1975). The peasant marketing system of Oaxaca, Mexico. University of California Press.
Cita Chicago (17th ed.)
Beals, Ralph L. The Peasant Marketing System of Oaxaca, Mexico. Berkeley: University of California Press, 1975.
Cita MLA (9th ed.)
Beals, Ralph L. The Peasant Marketing System of Oaxaca, Mexico. University of California Press, 1975.
Atenció: Aquestes cites poden no estar 100% correctes.