Gaya APA

Seyfried, O., Hester, J. (2012). Opioids and endocrine dysfunction ((2012), 6(1)). : SAGE, British Journal of Pain.

Gaya MLA

Seyfried, Oliver., Hester, Joan. "Opioids and endocrine dysfunction". (2012), 6(1) : SAGE, British Journal of Pain, 2012. e-journal.