Παραπομπή σε μορφή APA (7η εκδ.)

Conference on Homotopy Theory Cortona, Italy, Salamon, S., Steer, B., & Sutherland, W. A. (1989). Advances in Homotopy Theory: Proceedings of a Conference in honour of the 60th birthday of I.M. James. Cambridge University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Conference on Homotopy Theory Cortona, Italy, Simon Salamon, B. Steer, και W. A. Sutherland. Advances in Homotopy Theory: Proceedings of a Conference in Honour of the 60th Birthday of I.M. James. Cambridge: Cambridge University Press, 1989.

Παραπομπή σε μορφή MLA (9th εκδ.)

Conference on Homotopy Theory Cortona, Italy, et al. Advances in Homotopy Theory: Proceedings of a Conference in Honour of the 60th Birthday of I.M. James. Cambridge University Press, 1989.