American Waterways Operators, Stanford University. Graduate School of Business, McKinnel, H. A. e., & Ruppenthal, K. M. (1966). Optimizing transportation potential; a seminar devoted to the discussion of transportation pricing, transportation coordination, and innovations in transportation. Under the direction of Karl. M. Ruppenthal. In cooperation with the American Waterways Operators. Graduate School of Business.

American Waterways Operators, Stanford University. Graduate School of Business, Henry A. ed McKinnel, and Karl Maxwell Ruppenthal. Optimizing Transportation Potential; a Seminar Devoted to the Discussion of Transportation Pricing, Transportation Coordination, and Innovations in Transportation. Under the Direction of Karl. M. Ruppenthal. In Cooperation with the American Waterways Operators. Stanford, Calif: Graduate School of Business, 1966.

American Waterways Operators, et al. Optimizing Transportation Potential; a Seminar Devoted to the Discussion of Transportation Pricing, Transportation Coordination, and Innovations in Transportation. Under the Direction of Karl. M. Ruppenthal. In Cooperation with the American Waterways Operators. Graduate School of Business, 1966.