Gaya APA

Nye, J, S., Welch, D, A. (2017). Understanding Global Conflict and Cooperation : an introduction to theory and history, (10th. Ed). Boston: Pearson.

Gaya MLA

Nye, Joseph., S., Welch, David, A. "Understanding Global Conflict and Cooperation : an introduction to theory and history,". 10th. Ed Boston: Pearson, 2017. Text.