(1983). Productivity measures for selected industries, 1954-82. Washington, D.C: U. S. Department of Labor Bureau of labor Statistics.
শিকাগো স্টাইলে সাইটেশনProductivity Measures for Selected Industries, 1954-82. Washington, D.C: U. S. Department of Labor Bureau of labor Statistics, 1983.
এমএলএ সাইটেশনProductivity Measures for Selected Industries, 1954-82. Washington, D.C: U. S. Department of Labor Bureau of labor Statistics, 1983.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.