The radio amateur's handbook
American Radio Relay League
American Radio Relay League, 1969
 Buku Referensi
The radio amateur's handbook
American Radio Relay League
The American Radio Relay League, Inc., 1962
 Buku Referensi
Grubbs, Jim
Digital Communicationns with Amateur Radio: the complete packet radio book
Master Publishing, 1988
 Buku Teks
Venosa, Elettra
Software radio: sampling rate selection, design and synchronization
[, Springer Science+Business Media], 2012
 eBooks
Mackerras, Colin
Amateur theatre in China 1949-1966
Australian National Univ.Press, 1973
 Buku Teks