Covell, R. (1978). Pioneer of progress in China. Christian University Press.
Chicagoスタイル(17版)引用形式Covell, Ralph. Pioneer of Progress in China. Washington, DC: Christian University Press, 1978.
MLA(9版)引用形式Covell, Ralph. Pioneer of Progress in China. Christian University Press, 1978.
警告: この引用は必ずしも正確ではありません.