APA استشهاد

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

استشهاد بنمط شيكاغو

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

MLA استشهاد

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

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.