APA (7th ed.) Citation

Smith, M., Whitelegg, J., & Williams, N. (1998). Greening the built environment. Earthscan.

Chicago Style (17th ed.) Citation

Smith, Maf, J. Whitelegg, and Nick Williams. Greening the Built Environment. London: Earthscan, 1998.

MLA (9th ed.) Citation

Smith, Maf, et al. Greening the Built Environment. Earthscan, 1998.