Penggayaan APA
GIFFORD, Robert. (1991).
Applied psychology: .
Boston:
Allyn and Bacon.
Chicago Style
GIFFORD, Robert.
Applied psychology:.
Boston:
Allyn and Bacon,
1991.
Buku.
MLA Style
GIFFORD, Robert.
Applied psychology:.
Boston:
Allyn and Bacon,
1991.
Buku.
Turabian Style
GIFFORD, Robert.
Applied psychology:.
Boston:
Allyn and Bacon,
1991.
Buku.