APA Style
Economics. (1984).
Illionis:
Scott Foresn and company.
Chicago Style
Economics.
2nd ed.
Illionis:
Scott Foresn and company,
1984.
teks.
MLA Style
Economics.
2nd ed.
Illionis:
Scott Foresn and company,
1984.
teks.
Turabian Style
Economics.
Illionis:
Scott Foresn and company,
1984.
teks.