Cita APA

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

Citación estilo Chicago

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

Cita MLA

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