APA (7th ed.) Citation

Zettel, R. M. (1976). California's highway program in the seventies: A system in jeopardy. Institute of Transportation and Traffic Engineering.

Chicago Style (17th ed.) Citation

Zettel, Richard M. California's Highway Program in the Seventies: A System in Jeopardy. Berkeley: Institute of Transportation and Traffic Engineering, 1976.

MLA (9th ed.) Citation

Zettel, Richard M. California's Highway Program in the Seventies: A System in Jeopardy. Institute of Transportation and Traffic Engineering, 1976.