APA استشهاد

Freidenberg, B. M., Gusmano, R., Hickling, E. J., Blanchard, E. B., Bremner, J. D., & Frye, C. (2009). Women with PTSD have lower basal salivary cortisol levels later in the day than do men with PTSD: A preliminary study.

استشهاد بنمط شيكاغو

Freidenberg, Brian M., Rebecca Gusmano, Edward J. Hickling, Edward B. Blanchard, J. Douglas Bremner, و Cheryl Frye. Women With PTSD Have Lower Basal Salivary Cortisol Levels Later in the Day Than Do Men With PTSD: A Preliminary Study. 2009.

MLA استشهاد

Freidenberg, Brian M., et al. Women With PTSD Have Lower Basal Salivary Cortisol Levels Later in the Day Than Do Men With PTSD: A Preliminary Study. 2009.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.