APA (7th ed.) Citation

Stopher, P. R. (1981). New horizons in travel-behavior research. Lexington Books.

Chicago Style (17th ed.) Citation

Stopher, Peter R. New Horizons in Travel-behavior Research. Lexington, Mass: Lexington Books, 1981.

MLA (9th ed.) Citation

Stopher, Peter R. New Horizons in Travel-behavior Research. Lexington Books, 1981.