A B C D E H K N O P R S T U V W
Abecedni pregled - R
1

RADIOTRICIAN
London : Bernards Publishers Ltd, 1946. -
(Bernards ; 52)
621.38 RADIOT radt
2

Indianapolis : Sams : 1997. -
621.38 BOWIC rf
3

EDELMAN, P. E.
New York : The E. I. Company, 1924. -
(The Experimenters Library ; No. 13)
621.39 EDELM ref