Παραπομπή APA

Jensen, R. . R. (2007). Geo-spatial technologies in urban environments: : policy, practice and pixels. Springer.

Παραπομπή Chicago Style

Jensen, Ryan R. Geo-spatial Technologies in Urban Environments: : Policy, Practice and Pixels. Berlin: Springer, 2007.

Παραπομπή MLA

Jensen, Ryan R. Geo-spatial Technologies in Urban Environments: : Policy, Practice and Pixels. Springer, 2007.