Penggayaan APA
GAVIN, Helen. (1998).
The essence of cognitive psychology .
London:
Prentice Hall Europe.
Chicago Style
GAVIN, Helen.
The essence of cognitive psychology.
London:
Prentice Hall Europe,
1998.
Buku.
MLA Style
GAVIN, Helen.
The essence of cognitive psychology.
London:
Prentice Hall Europe,
1998.
Buku.
Turabian Style
GAVIN, Helen.
The essence of cognitive psychology.
London:
Prentice Hall Europe,
1998.
Buku.