Penggayaan APA
STAFFORD, Alan D.. (1995).
Introduction to Economics .
USA:
McGraw-Hill.
Chicago Style
STAFFORD, Alan D..
Introduction to Economics.
USA:
McGraw-Hill,
1995.
Text.
MLA Style
STAFFORD, Alan D..
Introduction to Economics.
USA:
McGraw-Hill,
1995.
Text.
Turabian Style
STAFFORD, Alan D..
Introduction to Economics.
USA:
McGraw-Hill,
1995.
Print.