PPI detailed report
MLA
Ppi Detailed Report. Washington, D.C.: U.S. Dept. of Labor, Bureau of Labor Statistics, 1998-
APA, 7th edition
(1998-). PPI detailed report. Washington, D.C.: U.S. Dept. of Labor, Bureau of Labor Statistics
Chicago, 17th edition
PPI detailed report. Washington, D.C.: U.S. Dept. of Labor, Bureau of Labor Statistics, 1998-