Gaya APA
Perry, Arthur Latham. (2013).
Principles of Political Economy .
New York:
Charles Scribners Sons.
Gaya Chicago
Perry, Arthur Latham.
Principles of Political Economy.
New York:
Charles Scribners Sons,
2013.
EBOOK.
Gaya MLA
Perry, Arthur Latham.
Principles of Political Economy.
New York:
Charles Scribners Sons,
2013.
EBOOK.
Gaya Turabian
Perry, Arthur Latham.
Principles of Political Economy.
New York:
Charles Scribners Sons,
2013.
EBOOK.