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শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিInternational Labour Organisation, World Employment Programme, এবং International Labour Office. Rural Employment Policies Branch. The Challenge of Rural Poverty: A Progress Report on Research and Advisory Services with Special Reference to Rural Employment, Agrarian Institutions, and Policies, 1975-1979. International Labour Office, 1980.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিInternational Labour Organisation, et al. The Challenge of Rural Poverty: A Progress Report on Research and Advisory Services with Special Reference to Rural Employment, Agrarian Institutions, and Policies, 1975-1979. International Labour Office, 1980.