The threat of large earth-orbit crossing asteroids
Subtitle: Hearing before the Subcommittee on Space of the Committee on Science, Space, and Technology, U.S. House ... Congress, first session, March 24, 1993
Publisher: For sale by the U.S. G.P.O., Supt. of Docs., Congressional Sales Office
Published: 1993
Language: eng
Number of pages: 204
ISBN-13: 9780160409677