Ducan Poore. (1976). Ecological Guidelines For Development In Tropical Rain Forests. Switzerland: Internasional Union For Conservation Of Nature.
Chicago Style aipamenaDucan Poore. Ecological Guidelines For Development In Tropical Rain Forests. Switzerland: Internasional Union For Conservation Of Nature, 1976.
MLA aipamenaDucan Poore. Ecological Guidelines For Development In Tropical Rain Forests. Switzerland: Internasional Union For Conservation Of Nature, 1976.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.