United States. Federal Trade Commission. Division of Consumer and Business Education. (2009). The secrets of mystery shopping revealed. Federal Trade Commission, Bureau of Consumer Protection, Division of Consumer & Business Education.
Chicago Style (17th ed.) CitationUnited States. Federal Trade Commission. Division of Consumer and Business Education. The Secrets of Mystery Shopping Revealed. [Washington, D.C.]: Federal Trade Commission, Bureau of Consumer Protection, Division of Consumer & Business Education, 2009.
MLA (9th ed.) CitationUnited States. Federal Trade Commission. Division of Consumer and Business Education. The Secrets of Mystery Shopping Revealed. Federal Trade Commission, Bureau of Consumer Protection, Division of Consumer & Business Education, 2009.