Frumerman, H. (1978). Job vacancy statistics in the United States. National Commission on Employment and Unemployment Statistics : for sale by the Supt. of Docs., U.S. Govt. Print. Off..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFrumerman, Harry. Job Vacancy Statistics in the United States. Washington: National Commission on Employment and Unemployment Statistics : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1978.
एमएलए (8वां संस्करण) प्रशस्ति पत्रFrumerman, Harry. Job Vacancy Statistics in the United States. National Commission on Employment and Unemployment Statistics : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1978.
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