Perera, B. C. (1994). Environment and sustainable development. The Ministry of Environmental and Parliamentary Affairs.
Chicago Style (17th ed.) CitationPerera, B. C. Environment and Sustainable Development. Colombo: The Ministry of Environmental and Parliamentary Affairs, 1994.
MLA (9th ed.) CitationPerera, B. C. Environment and Sustainable Development. The Ministry of Environmental and Parliamentary Affairs, 1994.
Warning: These citations may not always be 100% accurate.