एपीए उद्धरण

Hawke, N. (2002). Environmental policy: Implementation and enforcement. Ashgate.

शिकागो स्टाइल उद्धरण

Hawke, Neil. Environmental Policy: Implementation and Enforcement. England: Ashgate, 2002.

एमएलए उद्धरण

Hawke, Neil. Environmental Policy: Implementation and Enforcement. Ashgate, 2002.