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শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিXu, Yuebin. Development and Performance of the Elderly Care System in the People Republic of China. Manila,Philippines: Asian Development Bank, 2021.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিXu, Yuebin. Development and Performance of the Elderly Care System in the People Republic of China. Asian Development Bank, 2021.
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