APA

United States, . (1970). Voyageurs National Park: hearing before Subcommittee on Parks and Recreation, 91st Congress, 2d session, on S. 1962 and H.R. 10482, Dec. 4, 1970. [Washington, D.C.]: .

Chicago

United States, . 1970. Voyageurs National Park: hearing before Subcommittee on Parks and Recreation, 91st Congress, 2d session, on S. 1962 and H.R. 10482, Dec. 4, 1970. [Washington, D.C.]: .

Harvard

United States, . (1970). Voyageurs National Park: hearing before Subcommittee on Parks and Recreation, 91st Congress, 2d session, on S. 1962 and H.R. 10482, Dec. 4, 1970. [Washington, D.C.]: .

MLA

United States, . Voyageurs National Park: hearing before Subcommittee on Parks and Recreation, 91st Congress, 2d session, on S. 1962 and H.R. 10482, Dec. 4, 1970. [Washington, D.C.]: . 1970.