World bank. (1994). Averting the old age crisis: Policies to protect the old and promote growth. Oxford university press : publ. for World bank.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWorld bank. Averting the Old Age Crisis: Policies to Protect the Old and Promote Growth. Oxford [etc.]: Oxford university press : publ. for World bank, 1994.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWorld bank. Averting the Old Age Crisis: Policies to Protect the Old and Promote Growth. Oxford university press : publ. for World bank, 1994.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.