Παραπομπή σε μορφή APA (7η εκδ.)

Hall, C. A. S., & Day, J. W. (1977). Ecosystem modeling in theory and practice: An introduction with case histories. John Wiley.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Hall, Charles A. S., και John W. Day. Ecosystem Modeling in Theory and Practice: An Introduction with Case Histories. New York: John Wiley, 1977.

Παραπομπή σε μορφή MLA (9th εκδ.)

Hall, Charles A. S., και John W. Day. Ecosystem Modeling in Theory and Practice: An Introduction with Case Histories. John Wiley, 1977.