APA (7th ed.) Citation

Pegrum, D. F. (1968). Transportation : economics and pubic policy / by D.F. Pegrum: Economics and pubic policy (Rev. ed.). Irwin.

Chicago Style (17th ed.) Citation

Pegrum, D. F. Transportation : Economics and Pubic Policy / by D.F. Pegrum: Economics and Pubic Policy. Rev. ed. Irwin, 1968.

MLA (9th ed.) Citation

Pegrum, D. F. Transportation : Economics and Pubic Policy / by D.F. Pegrum: Economics and Pubic Policy. Rev. ed. Irwin, 1968.

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