Singapore. Centre for Liveable Cities & Singapore. Civil Service College. (2014). Liveable & sustainable cities: A framework. Centre for Liveable Cities.
Chicago-Zitierstil (17. Ausg.)Singapore. Centre for Liveable Cities und Singapore. Civil Service College. Liveable & Sustainable Cities: A Framework. Singapore: Centre for Liveable Cities, 2014.
MLA-Zitierstil (9. Ausg.)Singapore. Centre for Liveable Cities und Singapore. Civil Service College. Liveable & Sustainable Cities: A Framework. Centre for Liveable Cities, 2014.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.