Παραπομπή σε μορφή APA (7η εκδ.)

Velo, G., & Wightman, A. S. (1978). Invariant wave equations: Proceedings of the "Ettore Majorana" International School of Mathematical Physics, held in Erice, June 27 to July 9, 1977. Springer Verlag.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Velo, Giorgio, και Arthur S. Wightman. Invariant Wave Equations: Proceedings of the "Ettore Majorana" International School of Mathematical Physics, Held in Erice, June 27 to July 9, 1977. Berlin: Springer Verlag, 1978.

Παραπομπή σε μορφή MLA (8th εκδ.)

Velo, Giorgio, και Arthur S. Wightman. Invariant Wave Equations: Proceedings of the "Ettore Majorana" International School of Mathematical Physics, Held in Erice, June 27 to July 9, 1977. Springer Verlag, 1978.