APA (7 वां संस्करण) प्रशस्ति पत्र
Pennsylvania State University. Gerontology Center, ebrary, Inc, Carstensen, L. L., & Schaie, K. W. (2006). Social structures, aging, and self-regulation in the elderly. Springer Pub..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Pennsylvania State University. Gerontology Center, Inc ebrary, Laura L. Carstensen, और K. Warner Schaie. Social Structures, Aging, and Self-regulation in the Elderly. New York: Springer Pub., 2006.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Pennsylvania State University. Gerontology Center, et al. Social Structures, Aging, and Self-regulation in the Elderly. Springer Pub., 2006.
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