Cita APA (7a ed.)

Harmer, C., Cowen, P., & Goodwin, G. (2011). Efficacy markers in depression.

Cita Chicago Style (17a ed.)

Harmer, C., P. Cowen, y G. Goodwin. Efficacy Markers in Depression. 2011.

Cita MLA (9a ed.)

Harmer, C., et al. Efficacy Markers in Depression. 2011.