Phillips, C., Palfrey, C., & Thomas, P. (1994). Evaluating health and social care. Macmillan.
Lua i Stíl Chicago (17ú heag.)Phillips, Ceri, Colin Palfrey, agus Paul Thomas. Evaluating Health and Social Care. Basingstoke, Hampshire: Macmillan, 1994.
Lua MLA (9ú heag.)Phillips, Ceri, et al. Evaluating Health and Social Care. Macmillan, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.