(2014). Liveable and Sustainable Cities: Common Challenges, Shared Solutions. Centre for Liveable Cities.
Chicago-referens (17:e uppl.)Liveable and Sustainable Cities: Common Challenges, Shared Solutions. Singapore: Centre for Liveable Cities, 2014.
MLA-referens (9:e uppl.)Liveable and Sustainable Cities: Common Challenges, Shared Solutions. Centre for Liveable Cities, 2014.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.