APA-viite

Ducan Poore. (1976). Ecological Guidelines For Development In Tropical Rain Forests. Switzerland: Internasional Union For Conservation Of Nature.

Chicago-tyylinen lähdeviittaus

Ducan Poore. Ecological Guidelines For Development In Tropical Rain Forests. Switzerland: Internasional Union For Conservation Of Nature, 1976.

MLA-viite

Ducan Poore. Ecological Guidelines For Development In Tropical Rain Forests. Switzerland: Internasional Union For Conservation Of Nature, 1976.

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