APA Style
Black, Sam. (1995).
The Practice of Public Relations .
London:
Butterworth-Heinemann.
Chicago Style
Black, Sam.
The Practice of Public Relations.
London:
Butterworth-Heinemann,
1995.
BUKU.
MLA Style
Black, Sam.
The Practice of Public Relations.
London:
Butterworth-Heinemann,
1995.
BUKU.
Turabian Style
Black, Sam.
The Practice of Public Relations.
London:
Butterworth-Heinemann,
1995.
BUKU.