APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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