Cita APA (7a ed.)

Aragón-Salamanca, A., Ellis, R., & O'Brien, K. (1996). Faint galaxies close to QSOs with damped Lyman α absorption systems.

Cita Chicago Style (17a ed.)

Aragón-Salamanca, A., R. Ellis, y K. O'Brien. Faint Galaxies Close to QSOs with Damped Lyman α Absorption Systems. 1996.

Cita MLA (9a ed.)

Aragón-Salamanca, A., et al. Faint Galaxies Close to QSOs with Damped Lyman α Absorption Systems. 1996.