Welton, J. (1917). Groundwork of logic. W.B. Clive, University Tutorial Press.
Chicagoスタイル(17版)引用形式Welton, James. Groundwork of Logic. London: W.B. Clive, University Tutorial Press, 1917.
MLA(8版)引用形式Welton, James. Groundwork of Logic. W.B. Clive, University Tutorial Press, 1917.
警告: この引用は必ずしも正確ではありません.