Παραπομπή σε μορφή APA (7η εκδ.)

Pickett, S. T. (1997). The ecological basis of conservation: Heterogeneity, ecosystems and biodiversity. Chapman & Hall.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Pickett, Steward T. The Ecological Basis of Conservation: Heterogeneity, Ecosystems and Biodiversity. New York: Chapman & Hall, 1997.

Παραπομπή σε μορφή MLA (9th εκδ.)

Pickett, Steward T. The Ecological Basis of Conservation: Heterogeneity, Ecosystems and Biodiversity. Chapman & Hall, 1997.