Penggayaan APA
DOWDEN, Bradley H.. (1993).
Logical reasoning .
California:
Wadsworth publishing company.
Chicago Style
DOWDEN, Bradley H..
Logical reasoning.
California:
Wadsworth publishing company,
1993.
Buku.
MLA Style
DOWDEN, Bradley H..
Logical reasoning.
California:
Wadsworth publishing company,
1993.
Buku.
Turabian Style
DOWDEN, Bradley H..
Logical reasoning.
California:
Wadsworth publishing company,
1993.
Buku.