Não informado. (2011). Occupational Wages and Hours of Work and Retail Food Prices. International Labour Office.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Occupational Wages and Hours of Work and Retail Food Prices. Geneva, Suíça: International Labour Office, 2011.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Occupational Wages and Hours of Work and Retail Food Prices. International Labour Office, 2011.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.