APA

Sadler B., McCabe M. & UNEP. Economics and Trade Branch. (1999). Studies of EIA practice in developing countries. [Geneva]: UNEP, Division of Technology, Industry and Economics and Trade Branch.

Chicago

Sadler Barry, McCabe Mary and UNEP. Economics and Trade Branch. 1999. Studies of EIA practice in developing countries. [Geneva]: UNEP, Division of Technology, Industry and Economics and Trade Branch.

Harvard

Sadler B., McCabe M. and UNEP. Economics and Trade Branch. (1999). Studies of EIA practice in developing countries. [Geneva]: UNEP, Division of Technology, Industry and Economics and Trade Branch.

MLA

Sadler Barry, McCabe Mary and UNEP. Economics and Trade Branch. Studies of EIA practice in developing countries. [Geneva]: UNEP, Division of Technology, Industry and Economics and Trade Branch. 1999.