APA

United States, . (1970). Sleeping Bear Dunes: hearing before Subcommittee on Parks and Recreation, 91st Congress, 2d session, on S. 1023 and H.R. 18776, Aug. 26, 1970. [Washington, D.C.]: .

Chicago

United States, . 1970. Sleeping Bear Dunes: hearing before Subcommittee on Parks and Recreation, 91st Congress, 2d session, on S. 1023 and H.R. 18776, Aug. 26, 1970. [Washington, D.C.]: .

Harvard

United States, . (1970). Sleeping Bear Dunes: hearing before Subcommittee on Parks and Recreation, 91st Congress, 2d session, on S. 1023 and H.R. 18776, Aug. 26, 1970. [Washington, D.C.]: .

MLA

United States, . Sleeping Bear Dunes: hearing before Subcommittee on Parks and Recreation, 91st Congress, 2d session, on S. 1023 and H.R. 18776, Aug. 26, 1970. [Washington, D.C.]: . 1970.