Gaya APA
BOWDEN,Elbert V.. (1983).
Principles of Economics (4th.ed.).
Chicago:
South-Western Publishing.
Gaya Chicago
BOWDEN,Elbert V..
Principles of Economics.
4th.ed.
Chicago:
South-Western Publishing,
1983.
Teks.
Gaya MLA
BOWDEN,Elbert V..
Principles of Economics.
4th.ed.
Chicago:
South-Western Publishing,
1983.
Teks.
Gaya Turabian
BOWDEN,Elbert V..
Principles of Economics.
4th.ed.
Chicago:
South-Western Publishing,
1983.
Teks.