Παραπομπή σε μορφή APA (7η εκδ.)

Bergum, G. E., & Horadam, A. F. (1991). Proceedings of the fourth International Conference on Fibonacci numbers and their applications: Applications of fibonacci numbers. Kluwer Academic.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Bergum, Gerald E., και Alwyn F. Horadam. Proceedings of the Fourth International Conference on Fibonacci Numbers and Their Applications: Applications of Fibonacci Numbers. Dordrecht: Kluwer Academic, 1991.

Παραπομπή σε μορφή MLA (8th εκδ.)

Bergum, Gerald E., και Alwyn F. Horadam. Proceedings of the Fourth International Conference on Fibonacci Numbers and Their Applications: Applications of Fibonacci Numbers. Kluwer Academic, 1991.