APA引文

Library of Congress. Congressional Research Service, United States. Congress. House. Committee on Science and Technology. Subcommittee on Space Science and Applications, Library of Congress. Science Policy Research Division, & Sheldon, C. S. (1980). United States and Soviet progress in space: Summary data through 1979 and a forward look : report. U.S. Govt. Print. Off. : for sale by the Supt. of Docs., U.S. Govt. Print. Off..

Chicago Style (17th ed.) Citation

Library of Congress. Congressional Research Service, United States. Congress. House. Committee on Science and Technology. Subcommittee on Space Science and Applications, Library of Congress. Science Policy Research Division, and Charles S. Sheldon. United States and Soviet Progress in Space: Summary Data Through 1979 and a Forward Look : Report. Washington: U.S. Govt. Print. Off. : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1980.

MLA引文

Library of Congress. Congressional Research Service, et al. United States and Soviet Progress in Space: Summary Data Through 1979 and a Forward Look : Report. U.S. Govt. Print. Off. : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1980.