Penggayaan APA
HARKIN, Joe. (1996).
Communication for enterprise GNVQs : .
London:
Collins Educational.
Chicago Style
HARKIN, Joe.
Communication for enterprise GNVQs :.
London:
Collins Educational,
1996.
Buku.
MLA Style
HARKIN, Joe.
Communication for enterprise GNVQs :.
London:
Collins Educational,
1996.
Buku.
Turabian Style
HARKIN, Joe.
Communication for enterprise GNVQs :.
London:
Collins Educational,
1996.
Buku.