APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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