Cita APA (7a ed.)
Beals, R. L. (1975). The peasant marketing system of Oaxaca, Mexico. University of California Press.
Cita Chicago Style (17a ed.)
Beals, Ralph L. The Peasant Marketing System of Oaxaca, Mexico. Berkeley: University of California Press, 1975.
Cita MLA (9a ed.)
Beals, Ralph L. The Peasant Marketing System of Oaxaca, Mexico. University of California Press, 1975.
警告：这些引文格式不一定是100％准确.