Cita APA (7th ed.)
ebrary, Inc, Crome, P., Main, C. J., & Lally, F. (2007). Pain in older people. Oxford University Press.
Cita Chicago (17th ed.)
ebrary, Inc, Peter Crome, Chris J. Main, i Frank Lally. Pain in Older People. Oxford ; New York: Oxford University Press, 2007.
Cita MLA (9th ed.)
ebrary, Inc, et al. Pain in Older People. Oxford University Press, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.