ebrary, Inc, Kemp, R. L., & Stephani, C. J. (2011). Cities going green: A handbook of best practices. McFarland & Company.
Cita Chicago (17th ed.)ebrary, Inc, Roger L. Kemp, i Carl J. Stephani. Cities Going Green: A Handbook of Best Practices. Jefferson, N.C.: McFarland & Company, 2011.
Cita MLA (9th ed.)ebrary, Inc, et al. Cities Going Green: A Handbook of Best Practices. McFarland & Company, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.