APA (7th ed.) Citation

(1999). Sustainable cities: Environmental challenges in the 21st century. Asian Development Bank, Office of Environment and Social Development, Environment Division.

Chicago Style (17th ed.) Citation

Sustainable Cities: Environmental Challenges in the 21st Century. Manila: Asian Development Bank, Office of Environment and Social Development, Environment Division, 1999.

MLA (9th ed.) Citation

Sustainable Cities: Environmental Challenges in the 21st Century. Asian Development Bank, Office of Environment and Social Development, Environment Division, 1999.