Horwood, E. M., Boyce, R. R., Randolf, L. L., Rieg, D. F., & Goldberg, L. D. (1959). Studies of the central business district and urban freeway development. Seattle: University of Washington Press.
Παραπομπή Chicago StyleHorwood, Edgar M., Ronald R. Boyce, Lillian L. Randolf, Donald F. Rieg, and Leonard D. Goldberg. Studies of the Central Business District and Urban Freeway Development. Seattle: University of Washington Press, 1959.
Παραπομπή MLAHorwood, Edgar M., et al. Studies of the Central Business District and Urban Freeway Development. Seattle: University of Washington Press, 1959.
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