OSTROM, E. [. (1976). The delivery of urban services outcames of changevol.10. Sage Pub.

OSTROM, Elinor [ed.]. The Delivery of Urban Services Outcames of Changevol.10. Beverly Hill: Sage Pub, 1976.

OSTROM, Elinor [ed.]. The Delivery of Urban Services Outcames of Changevol.10. Sage Pub, 1976.