APA
United States, . (1974). Rocky Mountain National Park and Land and Water Conservation Fund Act: hearing before Subcommittee on Parks and Recreation, 93d Congress, 2d session, on S. 2394 [and] 2844, Feb. 7, 1974. [Washington, D.C.]: .
Chicago
United States, . 1974. Rocky Mountain National Park and Land and Water Conservation Fund Act: hearing before Subcommittee on Parks and Recreation, 93d Congress, 2d session, on S. 2394 [and] 2844, Feb. 7, 1974. [Washington, D.C.]: .
Harvard
United States, . (1974). Rocky Mountain National Park and Land and Water Conservation Fund Act: hearing before Subcommittee on Parks and Recreation, 93d Congress, 2d session, on S. 2394 [and] 2844, Feb. 7, 1974. [Washington, D.C.]: .
MLA
United States, . Rocky Mountain National Park and Land and Water Conservation Fund Act: hearing before Subcommittee on Parks and Recreation, 93d Congress, 2d session, on S. 2394 [and] 2844, Feb. 7, 1974. [Washington, D.C.]: . 1974.