Penggayaan APA
BINGHAM, ROBERT.C. (1981).
Economic concepts, a programmed aproach .
New York:
Mc Grow-Hill Book Company.
Chicago Style
BINGHAM, ROBERT.C.
Economic concepts, a programmed aproach.
New York:
Mc Grow-Hill Book Company,
1981.
Text.
MLA Style
BINGHAM, ROBERT.C.
Economic concepts, a programmed aproach.
New York:
Mc Grow-Hill Book Company,
1981.
Text.
Turabian Style
BINGHAM, ROBERT.C.
Economic concepts, a programmed aproach.
New York:
Mc Grow-Hill Book Company,
1981.
Print.