Παραπομπή σε μορφή APA (7η εκδ.)

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

Παραπομπή σε μορφή Chicago (17η εκδ.)

Pickett, S. T. A., R. S. Ostfeld, και M. Shachak. The Ecological Basis of Conservation: Heterogeneity, Ecosystems, and Biodiversity. New York: Chapman & Hall, 1997.

Παραπομπή σε μορφή MLA (8th εκδ.)

Pickett, S. T. A., et al. The Ecological Basis of Conservation: Heterogeneity, Ecosystems, and Biodiversity. Chapman & Hall, 1997.