Jefkins, Frank William
Public relations
Erlangga, 1996
 Buku Teks
Jefkins, Frank William
Public relations
Macdonald and Evans, 1984
 Buku Teks
Jefkins, Frank William
Public relations
Erlangga, 1996
 Buku Teks
Jefkins, Frank William
Public relations
Erlangga, 1996
 Buku Teks
Jefkins, Frank William
Public relations
Erlangga, 1996
 Buku Teks