Citazione Stile APA (7a Edizione)

Carpenter, P. (1964). History teaching: The era approach. University Press.

Citazione stile Chigago Style (17a edizione)

Carpenter, Peter. History Teaching: The Era Approach. Cambridge: University Press, 1964.

Citatione MLA (9a ed.)

Carpenter, Peter. History Teaching: The Era Approach. University Press, 1964.