Gaya APA

Gibson, S, J, [., Weiner, D, K. (2005). Progress in Pain Research and Management : Pain in Older Persons . USA: IASP Press.

Gaya MLA

Gibson, Stephen, J., [Ed.]., Weiner, Debra, K.[Ed.]. "Progress in Pain Research and Management : Pain in Older Persons". USA: IASP Press, 2005. Text.