Παραπομπή σε μορφή APA (7η εκδ.)

Obudho, R. A., & Mhlanga, C. C. (1988). Slum and squatter settlements in sub-Saharan Africa: Toward a planning strategy. Praeger Publishers.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Obudho, Robert A., και Constance C. Mhlanga. Slum and Squatter Settlements in Sub-Saharan Africa: Toward a Planning Strategy. New York: Praeger Publishers, 1988.

Παραπομπή σε μορφή MLA (9th εκδ.)

Obudho, Robert A., και Constance C. Mhlanga. Slum and Squatter Settlements in Sub-Saharan Africa: Toward a Planning Strategy. Praeger Publishers, 1988.