Cita APA (7th ed.)

Ghilencea, D., Lanzagorta, M., & Ross, G. (1998). Unification predictions.

Cita Chicago (17th ed.)

Ghilencea, D., M. Lanzagorta, i G. Ross. Unification Predictions. 1998.

Cita MLA (9th ed.)

Ghilencea, D., et al. Unification Predictions. 1998.