Davies, E., & Higginson, I. J. (2004). Better Palliative Care for Older People. World Health Organization.
Chicago Style aipamenaDavies, Elizabeth, and Irene J. Higginson. Better Palliative Care for Older People. Milan: World Health Organization, 2004.
MLA aipamenaDavies, Elizabeth, and Irene J. Higginson. Better Palliative Care for Older People. World Health Organization, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.