Penggayaan APA
BARKER, Alan. (2011).
Improve your communication skills .
London:
Kogan Page.
Chicago Style
BARKER, Alan.
Improve your communication skills.
London:
Kogan Page,
2011.
Buku.
MLA Style
BARKER, Alan.
Improve your communication skills.
London:
Kogan Page,
2011.
Buku.
Turabian Style
BARKER, Alan.
Improve your communication skills.
London:
Kogan Page,
2011.
Buku.