Singapore. Centre for Liveable Cities & Singapore. National Environmental Agency. (2013). Sustainable environment: Balancing growth with the environment. Cengage Learning Asia Pte Ltd.
Chicago-Zitierstil (17. Ausg.)Singapore. Centre for Liveable Cities und Singapore. National Environmental Agency. Sustainable Environment: Balancing Growth with the Environment. Singapore: Cengage Learning Asia Pte Ltd, 2013.
MLA-Zitierstil (9. Ausg.)Singapore. Centre for Liveable Cities und Singapore. National Environmental Agency. Sustainable Environment: Balancing Growth with the Environment. Cengage Learning Asia Pte Ltd, 2013.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.