Jefkins, Frank William
Public relations
Erlangga, 2004
 Buku Teks
Jefkins, Frank William
Public relations
Erlangga, 2004
 Buku Teks
Bernays, Edward L.
Public relations
University of Oklahoma Press, 1952
 Buku Teks
Jefkins, Frank William
Public relations
Erlangga, 1996
 Buku Teks
Jefkins, Frank William
Public relations
Pitman , 1980
 Buku Teks