Cita APA (7th ed.)

Institute of Transportation Engineers. (1997). Trip generation: User's guide (6th ed.). Institute of Transportation Engineers.

Cita Chicago (17th ed.)

Institute of Transportation Engineers. Trip Generation: User's Guide. 6th ed. Washington, DC: Institute of Transportation Engineers, 1997.

Cita MLA (9th ed.)

Institute of Transportation Engineers. Trip Generation: User's Guide. 6th ed. Institute of Transportation Engineers, 1997.