APA (7th ed.) Citation

Walters, A. . . . . . . . . . . . . . . . . . . . . A. (1968). The economics of road user charges. The Johns Hopkins Press.

Chicago Style (17th ed.) Citation

Walters, A A. The Economics of Road User Charges. Baltimore, Maryland: The Johns Hopkins Press, 1968.

MLA (9th ed.) Citation

Walters, A A. The Economics of Road User Charges. The Johns Hopkins Press, 1968.

Warning: These citations may not always be 100% accurate.