एपीए उद्धरण

Ahmed,Kulsum. (1995). Technological development and pollution abatement: Study of how enterprises are finding alternatives to chloro fluoro carbons. World Bank.

शिकागो स्टाइल उद्धरण

Ahmed,Kulsum. Technological Development and Pollution Abatement: Study of How Enterprises Are Finding Alternatives to Chloro Fluoro Carbons. Washington: World Bank, 1995.

एमएलए उद्धरण

Ahmed,Kulsum. Technological Development and Pollution Abatement: Study of How Enterprises Are Finding Alternatives to Chloro Fluoro Carbons. World Bank, 1995.