Cita APA (7a ed.)

Vázquez, R. Á., May, J., Carraro, G., Bronfman, L., Moitinho, A., & Baume, G. (2008). Spiral structure in the outer galactic disk. I. The third galactic quadrant.

Cita Chicago Style (17a ed.)

Vázquez, Rubén Ángel, Jorge May, Giovanni Carraro, Leonardo Bronfman, André Moitinho, y Gustavo Baume. Spiral Structure in the Outer Galactic Disk. I. The Third Galactic Quadrant. 2008.

Cita MLA (8a ed.)

Vázquez, Rubén Ángel, et al. Spiral Structure in the Outer Galactic Disk. I. The Third Galactic Quadrant. 2008.