Gaya APA

al.], A, A, [. (2013). Evidence-based clinical practice guidelines on the management of pain in older people: executive summary . : SAGE, British Journal of Pain.

Gaya MLA

al.], Aza, Abdulla, [et. "Evidence-based clinical practice guidelines on the management of pain in older people: executive summary". : SAGE, British Journal of Pain, 2013. e-journal.