Παραπομπή APA

Ferrara, S., Gatto, R., & Grillo, A. F. (1973). Conformal algebra in space-time and operator product expansion. Springer-Verlag.

Παραπομπή Chicago Style

Ferrara, S., R. Gatto, και A. F. Grillo. Conformal Algebra in Space-time and Operator Product Expansion. New York: Springer-Verlag, 1973.

Παραπομπή MLA

Ferrara, S., et al. Conformal Algebra in Space-time and Operator Product Expansion. Springer-Verlag, 1973.