APA

United States, . (1970). U.S.A. travel promotion: hearings before Subcommittee on Commerce and Finance, 91st Congress 1st and 2d session, on H.R. 10850, H.R. 12646, H.R. 14685, and H.R. 14714, Nov. 5-Feb. 19, 1970. [Washington, D.C.]: .

Chicago

United States, . 1970. U.S.A. travel promotion: hearings before Subcommittee on Commerce and Finance, 91st Congress 1st and 2d session, on H.R. 10850, H.R. 12646, H.R. 14685, and H.R. 14714, Nov. 5-Feb. 19, 1970. [Washington, D.C.]: .

Harvard

United States, . (1970). U.S.A. travel promotion: hearings before Subcommittee on Commerce and Finance, 91st Congress 1st and 2d session, on H.R. 10850, H.R. 12646, H.R. 14685, and H.R. 14714, Nov. 5-Feb. 19, 1970. [Washington, D.C.]: .

MLA

United States, . U.S.A. travel promotion: hearings before Subcommittee on Commerce and Finance, 91st Congress 1st and 2d session, on H.R. 10850, H.R. 12646, H.R. 14685, and H.R. 14714, Nov. 5-Feb. 19, 1970. [Washington, D.C.]: . 1970.