Cita APA (7a ed.)

Aguirregabiria, J., Chimento, L., & Lazkoz, R. (2005). Quintessence as k-essence.

Cita Chicago Style (17a ed.)

Aguirregabiria, J.M, L.P Chimento, y R. Lazkoz. Quintessence as K-essence. 2005.

Cita MLA (8a ed.)

Aguirregabiria, J.M, et al. Quintessence as K-essence. 2005.