APA ציטוט

461561 Kirby, R. F. (1974). Road user charges - some practical considerations. Washington : Urban Institute.

Chicago Style (17th ed.) Citation

461561 Kirby, Ronald F. Road User Charges - Some Practical Considerations. Washington : Urban Institute, 1974.

ציטוט MLA

461561 Kirby, Ronald F. Road User Charges - Some Practical Considerations. Washington : Urban Institute, 1974.