Cita APA

Palmer, R., Colton, J., & Kramer, L. (2007). A history of the modern world (10th ed.). McGraw-Hill.

Citación estilo Chicago

Palmer, R.R, Joel Colton, and Lloyd Kramer. A History of the Modern World. 10th ed. New York: McGraw-Hill, 2007.

Cita MLA

Palmer, R.R, et al. A History of the Modern World. 10th ed. McGraw-Hill, 2007.