Lieb, R. C. (1974). Labor in the transportation industries. Praeger.
Chicagoスタイル(17版)引用形式Lieb, Robert C. Labor in the Transportation Industries. New York: Praeger, 1974.
MLA(9版)引用形式Lieb, Robert C. Labor in the Transportation Industries. Praeger, 1974.
警告: この引用は必ずしも正確ではありません.