Schofield, P., Aveyard, B., & Black, C. (2007). The management of pain in older people: A workbook. M&K Update.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSchofield, Pat, Barry Aveyard, और Catherine Black. The Management of Pain in Older People: A Workbook. Keswick [England]: M&K Update, 2007.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSchofield, Pat, et al. The Management of Pain in Older People: A Workbook. M&K Update, 2007.
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