United States. Office of Federal Procurement Policy. (1985). Procurement policy letters: A compilation of policies. Office of Federal Procurement Policy.
Chicago Style (17th ed.) CitationUnited States. Office of Federal Procurement Policy. Procurement Policy Letters: A Compilation of Policies. [Washington, D.C.]: Office of Federal Procurement Policy, 1985.
MLA (9th ed.) CitationUnited States. Office of Federal Procurement Policy. Procurement Policy Letters: A Compilation of Policies. Office of Federal Procurement Policy, 1985.
Warning: These citations may not always be 100% accurate.