Japan productivity center. (1985). Pratical handbook of productivity and labour statistics 1985: Statistical data on productivity, wages and prices. Tokyo: Japan productivity center.
استشهاد بنمط شيكاغوJapan productivity center. Pratical Handbook of Productivity and Labour Statistics 1985: Statistical Data On Productivity, Wages and Prices. Tokyo: Japan productivity center, 1985.
MLA استشهادJapan productivity center. Pratical Handbook of Productivity and Labour Statistics 1985: Statistical Data On Productivity, Wages and Prices. Tokyo: Japan productivity center, 1985.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.