APA引文

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..

Chicago Style (17th ed.) Citation

Frumerman, 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.

MLA引文

Frumerman, 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.