APA

United States, . (1948). Travel in United States: hearing, 80th Congress, 2d session, on H.R. 6136, May 21, 1948. [Washington, D.C.]: .

Chicago

United States, . 1948. Travel in United States: hearing, 80th Congress, 2d session, on H.R. 6136, May 21, 1948. [Washington, D.C.]: .

Harvard

United States, . (1948). Travel in United States: hearing, 80th Congress, 2d session, on H.R. 6136, May 21, 1948. [Washington, D.C.]: .

MLA

United States, . Travel in United States: hearing, 80th Congress, 2d session, on H.R. 6136, May 21, 1948. [Washington, D.C.]: . 1948.