00494nam a2200181Ia 4500 IN-BaIIA 211028s9999 xx 000 0 eng d IIA Library 621.396 TUC Tucker, J. D 3324 Radio vol. 3 J. D. Tucker and D. F. Wilkinson. London English University Press 1956 249p. NASA Thesaurus Radio Engineering 1656 Wilkinson, Donald F. 3325 BK 1680 1680 0 0 0 0 BAN KAV GEN 0000-00-00 7.67 0 621.396/ TUC 1843 2021-11-05 7.67 0000-00-00 BK Rs. 7.67