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শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিInternational Organisation of Pension Supervisors, International Social Security Association, Organisation for Economic Co-operation and Development, এবং ProQuest (Firm). Complementary and Private Pensions Throughout the World. [Paris] : [Geneva]: OECD ; ISSA ; [Paris] : International Organisation of Pension Supervisors, 2008.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিInternational Organisation of Pension Supervisors, et al. Complementary and Private Pensions Throughout the World. OECD ; ISSA ; [Paris] : International Organisation of Pension Supervisors, 2008.