00368nam a2200145Ia 4500 230312s9999||||xx |||||||||||||| ||und|| 0-07-226376-8 005.446 LEV-C Everett;John VSATs very small aperture terminals Mcgraw Hill New York 2007 732 Computer Computer BK 15603 15603 0 0 ddc 0 0 SIRC-G SIRC-G 2023-03-13 0 005.446 LEV-C 16504 2023-03-13 2023-03-13 BK