APA Style
Brien, Terry O'. (2011).
Effective Speaking Skills .
:
RUPA.
Chicago Style
Brien, Terry O'.
Effective Speaking Skills.
:
RUPA,
2011.
print.
MLA Style
Brien, Terry O'.
Effective Speaking Skills.
:
RUPA,
2011.
print.
Turabian Style
Brien, Terry O'.
Effective Speaking Skills.
:
RUPA,
2011.
print.