World bank. (1994). Averting the old age crisis: Policies to protect the old and promote growth. Oxford university press : publ. for World bank.
芝加哥风格引文World bank. Averting the Old Age Crisis: Policies to Protect the Old and Promote Growth. Oxford [etc.]: Oxford university press : publ. for World bank, 1994.
MLA引文World bank. Averting the Old Age Crisis: Policies to Protect the Old and Promote Growth. Oxford university press : publ. for World bank, 1994.
警告：这些引文格式不一定是100％准确.