Gaya APA

A.Robinson, D, A, A, J. (2012). Why Nations Fail : The Origin of Power, Prosperity, and Poverty (-; Cetakan Ke-1). New York: Crown Publishing.

Gaya MLA

A.Robinson, Daron, Acemoglu, And, James. "Why Nations Fail : The Origin of Power, Prosperity, and Poverty". -; Cetakan Ke-1 New York: Crown Publishing, 2012. Text.