Butterfield, K. L. (1908). Chapters in rural progress. University of Chicago Press.
Chicagoスタイル(17版)引用形式Butterfield, Kenyon L. Chapters in Rural Progress. Chicago: University of Chicago Press, 1908.
MLA(8版)引用形式Butterfield, Kenyon L. Chapters in Rural Progress. University of Chicago Press, 1908.
警告: この引用は必ずしも正確ではありません.