Gaya APA
Black, Sam. (1969).
Practical public relations (1st ed).
London:
Pat Bowman.
Gaya Chicago
Black, Sam.
Practical public relations.
1st ed
London:
Pat Bowman,
1969.
BUKU.
Gaya MLA
Black, Sam.
Practical public relations.
1st ed
London:
Pat Bowman,
1969.
BUKU.
Gaya Turabian
Black, Sam.
Practical public relations.
1st ed
London:
Pat Bowman,
1969.
BUKU.