Kopel, Ellis
Financial and corporate public relations : the integrated approcah / Ellis Kopel
McGraw-Hill, 1982
 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
Jefkins, Frank William
Public relations
Erlangga, 1996
 Buku Teks