Gaya APA
Guell, Robert C.. (2007).
Issue in economics today (Ed. 3).
New York:
McGraaw Hill.
Gaya Chicago
Guell, Robert C..
Issue in economics today.
Ed. 3
New York:
McGraaw Hill,
2007.
Textbook.
Gaya MLA
Guell, Robert C..
Issue in economics today.
Ed. 3
New York:
McGraaw Hill,
2007.
Textbook.
Gaya Turabian
Guell, Robert C..
Issue in economics today.
Ed. 3
New York:
McGraaw Hill,
2007.
Textbook.