APA (7th ed.) Citation

Walker, G. J. (1947). Road and rail: An enquiry into the economics of competition and state control. G. Allen and Unwin.

Chicago Style (17th ed.) Citation

Walker, Gilbert James. Road and Rail: An Enquiry into the Economics of Competition and State Control. London: G. Allen and Unwin, 1947.

MLA (9th ed.) Citation

Walker, Gilbert James. Road and Rail: An Enquiry into the Economics of Competition and State Control. G. Allen and Unwin, 1947.