Biggs, S. (1993). Understanding ageing: Images, attitudes and proffessional practice. Buckingham ; Bristol, PA: Open University Press.
शिकागो स्टाइल उद्धरणBiggs, Simon. Understanding Ageing: Images, Attitudes and Proffessional Practice. Buckingham ; Bristol, PA: Open University Press, 1993.
एमएलए उद्धरणBiggs, Simon. Understanding Ageing: Images, Attitudes and Proffessional Practice. Buckingham ; Bristol, PA: Open University Press, 1993.
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