APA Style
Public relations practices. (1990).
Englewood Cliffs:
Prentice Hall.
Chicago Style
Public relations practices.
4th ed..
Englewood Cliffs:
Prentice Hall,
1990.
.
MLA Style
Public relations practices.
4th ed..
Englewood Cliffs:
Prentice Hall,
1990.
.
Turabian Style
Public relations practices.
Englewood Cliffs:
Prentice Hall,
1990.
.