Παραπομπή σε μορφή APA (7η εκδ.)

Harris, N. (1992). Cities in the 1990s: The challenge for developing countries. University College London Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Harris, Nigel. Cities in the 1990s: The Challenge for Developing Countries. London: University College London Press, 1992.

Παραπομπή σε μορφή MLA (9th εκδ.)

Harris, Nigel. Cities in the 1990s: The Challenge for Developing Countries. University College London Press, 1992.