APA引文

U.S. import and export price indexes. Washington, D.C.: Bureau of Labor Statistics.

Chicago Style Citation

U.S. Import and Export Price Indexes. Washington, D.C.: Bureau of Labor Statistics.

MLA引文

U.S. Import and Export Price Indexes. Washington, D.C.: Bureau of Labor Statistics.

警告：這些引文格式不一定是100％准確.