Παραπομπή σε μορφή APA (7η εκδ.)

Christensen, K. (1976). Social impacts of land development: An initial approach for estimating impacts on neighborhood usages and perceptions. Urban Institute.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Christensen, K. Social Impacts of Land Development: An Initial Approach for Estimating Impacts on Neighborhood Usages and Perceptions. Washington: Urban Institute, 1976.

Παραπομπή σε μορφή MLA (9th εκδ.)

Christensen, K. Social Impacts of Land Development: An Initial Approach for Estimating Impacts on Neighborhood Usages and Perceptions. Urban Institute, 1976.