Williams, D. K. (1991). Residential care services for the elderly: Business guide for home-based eldercare. Haworth Press.
芝加哥风格引文Williams, Doris K. Residential Care Services for the Elderly: Business Guide for Home-based Eldercare. New York ; London: Haworth Press, 1991.
MLA引文Williams, Doris K. Residential Care Services for the Elderly: Business Guide for Home-based Eldercare. Haworth Press, 1991.
警告：这些引文格式不一定是100％准确.