APA Style

Barger, Harold. (1951). The Transportation Industries 1889- 1946; A Study of Output Employment, and Productivity (-). New York: National Bureau of Economic Research, Inc..

Chicago Style

Barger, Harold. The Transportation Industries 1889- 1946; A Study of Output Employment, and Productivity. - New York: National Bureau of Economic Research, Inc., 1951. Text.

MLA Style

Barger, Harold. The Transportation Industries 1889- 1946; A Study of Output Employment, and Productivity. - New York: National Bureau of Economic Research, Inc., 1951. Text.

Turabian Style

Barger, Harold. The Transportation Industries 1889- 1946; A Study of Output Employment, and Productivity. - New York: National Bureau of Economic Research, Inc., 1951. Print.