United States. Government Accountability Office & ProQuest (Firm). (2009). Softwood Lumber Act of 2008: Customs and Border Protection Established Required Procedures, but Agencies Report Little Benefit from New Requirements. [U.S. G.P.O.].
Chicago Style (17th ed.) CitationUnited States. Government Accountability Office and ProQuest (Firm). Softwood Lumber Act of 2008: Customs and Border Protection Established Required Procedures, but Agencies Report Little Benefit from New Requirements. [Washington]: [U.S. G.P.O.], 2009.
MLA (9th ed.) CitationUnited States. Government Accountability Office and ProQuest (Firm). Softwood Lumber Act of 2008: Customs and Border Protection Established Required Procedures, but Agencies Report Little Benefit from New Requirements. [U.S. G.P.O.], 2009.