Penggayaan APA
WELCH, Patrick J. (1998).
Economics : (6th.ed).
New York:
The Dryden Press.
Chicago Style
WELCH, Patrick J.
Economics :.
6th.ed
New York:
The Dryden Press,
1998.
Buku.
MLA Style
WELCH, Patrick J.
Economics :.
6th.ed
New York:
The Dryden Press,
1998.
Buku.
Turabian Style
WELCH, Patrick J.
Economics :.
6th.ed
New York:
The Dryden Press,
1998.
Buku.