Penggayaan APA
EKELUND, ROBERT. (1986).
Economics .
Boston:
Little Brown & Company.
Chicago Style
EKELUND, ROBERT.
Economics.
Boston:
Little Brown & Company,
1986.
Text.
MLA Style
EKELUND, ROBERT.
Economics.
Boston:
Little Brown & Company,
1986.
Text.
Turabian Style
EKELUND, ROBERT.
Economics.
Boston:
Little Brown & Company,
1986.
Print.