Judge, E. H., & Langdon, J. W. (2012). Connections: A world history (2nd ed., combined vol.). Pearson.
Citazione stile Chigago Style (17a edizione)Judge, Edward H., e John W. Langdon. Connections: A World History. 2nd ed., combined vol. Boston [u.a.]: Pearson, 2012.
Citatione MLA (9a ed.)Judge, Edward H., e John W. Langdon. Connections: A World History. 2nd ed., combined vol. Pearson, 2012.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.