Gaya APA
Principles of Political Economy. (2022).
New York:
D. Appleton and Company.
Gaya Chicago
Principles of Political Economy.
.
New York:
D. Appleton and Company,
2022.
.
Gaya MLA
Principles of Political Economy.
.
New York:
D. Appleton and Company,
2022.
.
Gaya Turabian
Principles of Political Economy.
New York:
D. Appleton and Company,
2022.
.