American Geriatrics Society. (1998). Clinical practice guidelines: The management of chronic pain in older persons from the AGS Panel on Chronic Pain in Older Persons. Advanstar Communications.
Chicago Style (17. basım) AtıfAmerican Geriatrics Society. Clinical Practice Guidelines: The Management of Chronic Pain in Older Persons from the AGS Panel on Chronic Pain in Older Persons. New York, N.Y.: Advanstar Communications, 1998.
MLA (8th ed.) AtıfAmerican Geriatrics Society. Clinical Practice Guidelines: The Management of Chronic Pain in Older Persons from the AGS Panel on Chronic Pain in Older Persons. Advanstar Communications, 1998.
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