Παραπομπή σε μορφή APA (7η εκδ.)

Cunningham, W. P., Cunningham, M. A., & Saigo, B. W. (2005). Environmental science: A global concern (8th ed.). McGraw-Hill Higher Education.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Cunningham, William P., Mary Ann Cunningham, και Barbara Woodworth Saigo. Environmental Science: A Global Concern. 8th ed. Boston: McGraw-Hill Higher Education, 2005.

Παραπομπή σε μορφή MLA (8th εκδ.)

Cunningham, William P., et al. Environmental Science: A Global Concern. 8th ed. McGraw-Hill Higher Education, 2005.