Cita APA (7a ed.)

Doris, A., Ebmeier, K., & Shajahan, P. (1999). Depressive illness.

Cita Chicago Style (17a ed.)

Doris, A., K. Ebmeier, y P. Shajahan. Depressive Illness. 1999.

Cita MLA (9a ed.)

Doris, A., et al. Depressive Illness. 1999.