Wheeler, W. B., & Becker, S. D. (1990). Discovering the American past: A look at the evidence (2nd ed.). Boston: Houghton Mifflin.
Stile di citazione ChicagoWheeler, William Bruce, e Susan D. Becker. Discovering the American Past: A Look At the Evidence. 2nd ed. Boston: Houghton Mifflin, 1990.
Citazione MLAWheeler, William Bruce, e Susan D. Becker. Discovering the American Past: A Look At the Evidence. 2nd ed. Boston: Houghton Mifflin, 1990.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.