Cita APA (7a ed.)

Cellone, S. A., Romero, G. E., Combi, J. A., & Martí, J. (2007). Extreme photopolarimetric behaviour of the blazar AO 0235+164.

Cita Chicago Style (17a ed.)

Cellone, Sergio Aldo, Gustavo Esteban Romero, Jorge Ariel Combi, y J. Martí. Extreme Photopolarimetric Behaviour of the Blazar AO 0235+164. 2007.

Cita MLA (8a ed.)

Cellone, Sergio Aldo, et al. Extreme Photopolarimetric Behaviour of the Blazar AO 0235+164. 2007.