Lawson, J. L., & Uhlenbeck, G. E. (1950). Threshold signals. McGraw-Hill.
Chicagoスタイル(17版)引用形式Lawson, James L., , G. E. Uhlenbeck. Threshold Signals. N.Y.: McGraw-Hill, 1950.
MLA(8版)引用形式Lawson, James L., , G. E. Uhlenbeck. Threshold Signals. McGraw-Hill, 1950.
警告: この引用は必ずしも正確ではありません.