Gaya APA

Committee, I, S, P. (1999). Abstracts [of] 9 th World Congress on Pain August 22-27,1999 Vienna,Austria . Seattle,WA: IASP Press.

Gaya MLA

Committee, IASP, Scientifics, Program. "Abstracts [of] 9 th World Congress on Pain August 22-27,1999 Vienna,Austria". Seattle,WA: IASP Press, 1999. Text.