APA
Elkins Zachary, Ginsburg Tom, . (2009). The endurance of national constitutions. Cambridge: Cambridge University Press.
Chicago
Elkins Zachary, Ginsburg Tom, . 2009. The endurance of national constitutions. Cambridge: Cambridge University Press.
Harvard
Elkins Zachary, Ginsburg Tom, . (2009). The endurance of national constitutions. Cambridge: Cambridge University Press.
MLA
Elkins Zachary, Ginsburg Tom, . The endurance of national constitutions. Cambridge: Cambridge University Press. 2009.