एपीए उद्धरण

(1999). Environmental assessment for sustainable development. Copenhagen, Denmark: Ministry of Foreign Affairs, Danida.

शिकागो स्टाइल उद्धरण

Environmental Assessment for Sustainable Development. Copenhagen, Denmark: Ministry of Foreign Affairs, Danida, 1999.

एमएलए उद्धरण

Environmental Assessment for Sustainable Development. Copenhagen, Denmark: Ministry of Foreign Affairs, Danida, 1999.