Scheppach, R. C., & Woehlcke L., C. (1975). Transportation productivity. Lexington Books.
Chicagoスタイル(17版)引用形式Scheppach, Raymond C., , Carl Woehlcke L. Transportation Productivity. Lexington: Lexington Books, 1975.
MLA(9版)引用形式Scheppach, Raymond C., , Carl Woehlcke L. Transportation Productivity. Lexington Books, 1975.
警告: この引用は必ずしも正確ではありません.