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শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিPhilippines. Institute for Labor Studies. The Assumption and Certification Power in the Philippines: Context, Issues and Options. Manila: Institute for Labor Studies, 2005.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিPhilippines. Institute for Labor Studies. The Assumption and Certification Power in the Philippines: Context, Issues and Options. Institute for Labor Studies, 2005.
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