Citazione Stile APA (7a Edizione)

Mowry, G. E. (1958). The progressive era, 1900 - 1918: Recent literature and new ideas (2nd ed.). American Historical Assoc., Service Center for Teachers of History.

Citazione stile Chigago Style (17a edizione)

Mowry, George E. The Progressive Era, 1900 - 1918: Recent Literature and New Ideas. 2nd ed. Washington, DC: American Historical Assoc., Service Center for Teachers of History, 1958.

Citatione MLA (9a ed.)

Mowry, George E. The Progressive Era, 1900 - 1918: Recent Literature and New Ideas. 2nd ed. American Historical Assoc., Service Center for Teachers of History, 1958.