ebrary, Inc, Edmondson, R., & Kondratowitz, H. v. (2009). Valuing older people: A humanist approach to ageing. Policy Press.
芝加哥风格引文ebrary, Inc, Ricca Edmondson, 与 Hans-Joachim von Kondratowitz. Valuing Older People: A Humanist Approach to Ageing. Bristol: Policy Press, 2009.
MLA引文ebrary, Inc, et al. Valuing Older People: A Humanist Approach to Ageing. Policy Press, 2009.
警告：这些引文格式不一定是100％准确.