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শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিInternational Labour Office এবং Trinidad and Tobago) Caribbean Regional Seminar on Labour Relations (1973 : Port of Spain. Labour Relations in the Caribbean Region: Record of Proceedings of, and Documents Submitted to a Caribbean Regional Seminar on Labour Relations, Port-of-Spain, March 1973. Geneva: International Labour Office, 1974.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিInternational Labour Office এবং Trinidad and Tobago) Caribbean Regional Seminar on Labour Relations (1973 : Port of Spain. Labour Relations in the Caribbean Region: Record of Proceedings of, and Documents Submitted to a Caribbean Regional Seminar on Labour Relations, Port-of-Spain, March 1973. International Labour Office, 1974.