APA (7th ed.) Citation

Tripp, H. A. (1938). Road traffic and its control / by Sir Alker Tripp. Edward Arnold.

Chicago Style (17th ed.) Citation

Tripp, Herbert Alker. Road Traffic and Its Control / by Sir Alker Tripp. London: Edward Arnold, 1938.

MLA (9th ed.) Citation

Tripp, Herbert Alker. Road Traffic and Its Control / by Sir Alker Tripp. Edward Arnold, 1938.

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