Cita APA (7a ed.)

Romero, G. E., Cellone, S. A., Combi, J. A., & Andruchow, I. (2002). Optical microvariability of EGRET blazars.

Cita Chicago Style (17a ed.)

Romero, Gustavo Esteban, Sergio Aldo Cellone, Jorge Ariel Combi, y Ileana Andruchow. Optical Microvariability of EGRET Blazars. 2002.

Cita MLA (8a ed.)

Romero, Gustavo Esteban, et al. Optical Microvariability of EGRET Blazars. 2002.