Παραπομπή APA

Boer, R., Zheng, Y., Overton, A., Ridgeway, G. K., & Cohen, D. A. (2007). Neighborhood Design and Walking Trips in Ten U.S. Metropolitan Areas.

Παραπομπή Chicago Style

Boer, Rob, Yuhui Zheng, Adrian Overton, Gregory K. Ridgeway, και Deborah A. Cohen. Neighborhood Design and Walking Trips in Ten U.S. Metropolitan Areas. 2007.

Παραπομπή MLA

Boer, Rob, et al. Neighborhood Design and Walking Trips in Ten U.S. Metropolitan Areas. 2007.

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