APA引文

(1976). The U.S. Department of Labor bicentennial history of the American worker. U.S. Gov't. Print. Off.

Chicago Style (17th ed.) Citation

The U.S. Department of Labor Bicentennial History of the American Worker. Washington: U.S. Gov't. Print. Off, 1976.

MLA引文

The U.S. Department of Labor Bicentennial History of the American Worker. U.S. Gov't. Print. Off, 1976.