Greenstein, F. I. (2009). The presidential difference: Leadership style from FDR to Barack Obama (3rd ed.). Princeton University Press.
Chicago Style (17th ed.) CitationGreenstein, Fred I. The Presidential Difference: Leadership Style from FDR to Barack Obama. 3rd ed. Princeton, N.J: Princeton University Press, 2009.
MLA (9th ed.) CitationGreenstein, Fred I. The Presidential Difference: Leadership Style from FDR to Barack Obama. 3rd ed. Princeton University Press, 2009.
Warning: These citations may not always be 100% accurate.