Phoenix metropolitan area external trip study /
prepared by Barton-Aschman Associates, Inc.

APA Citation

Arizona Transportation Research Center., Barton-Aschman Associates. (1986). Phoenix metropolitan area external trip study. Phoenix, Ariz.: Arizona Department of Transportation.

MLA Citation

Arizona Transportation Research Center, and Barton-Aschman Associates. Phoenix Metropolitan Area External Trip Study. Phoenix, Ariz.: Arizona Department of Transportation, 1986.

Warning: These citations may not always be complete (especially for serials).