Gaya APA

Mitchell, S, M., Vasquez, J, A. (2014). Conflict, war, and peace: an introduction to scientific research . Los Angeles: Sage Publication.

Gaya MLA

Mitchell, Sara, McLaughlin.., Vasquez, John, A.. "Conflict, war, and peace: an introduction to scientific research". Los Angeles: Sage Publication, 2014. Buku.