APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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