6Barbara M. Henley. Helping the Elderly Find Commu- nity Services, The American Journal of Nursing, 1963,63(4) : 89-92.
7Adina Plugaru, Simona Ponea. Evaluation of Supervision Practice of the Social Services Provided to Elderly in Home Care Centre. Postmodern Openings, 2010,3(9) :49-70.
8Christian Kronborg, Mikkel Vass, J. Rgen Lauridsen and Kirsten Avlund. Cost Effectiveness of Preventive Home Visits to the Elderly. Economic Evaluation A- longside Randomized Controlled Study. The European Journal of Health Economics, 2006,7(4).
9Zhang Fenfen, Qiu Menghua.Third Party Evaluation Model in Government Purchase of Home--Based Care Services and Its Improvement. International Journal of Business and Social Science, 2014, 5(1).