APA

United States, . (1975). The Fed. Reg. of Lobbying Act: difficulties in enforcement & admition [sic]. [Washington, D.C: .

Chicago

United States, . 1975. The Fed. Reg. of Lobbying Act: difficulties in enforcement & admition [sic]. [Washington, D.C: .

Harvard

United States, . (1975). The Fed. Reg. of Lobbying Act: difficulties in enforcement & admition [sic]. [Washington, D.C: .

MLA

United States, . The Fed. Reg. of Lobbying Act: difficulties in enforcement & admition [sic]. [Washington, D.C: . 1975.