Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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