Economics: Principles in Action
O'Sullivan, Steven M. Sheffrin · Pearson Prentice Hall · 2002
Wikipedia
{{cite book |last=O'Sullivan |title=Economics: Principles in Action |publisher=Pearson Prentice Hall |year=2002 |isbn=9780130630858}}
O'Sullivan, Steven M. Sheffrin · Pearson Prentice Hall · 2002
{{cite book |last=O'Sullivan |title=Economics: Principles in Action |publisher=Pearson Prentice Hall |year=2002 |isbn=9780130630858}}