Lua APA (7ú heag.)

Park, C. C. (1986). Environmental policies: An international review. Croom Helm.

Lua i Stíl Chicago (17ú heag.)

Park, Chris C. Environmental Policies: An International Review. London: Croom Helm, 1986.

Lua MLA (9ú heag.)

Park, Chris C. Environmental Policies: An International Review. Croom Helm, 1986.

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