Citazione Stile APA (7a Edizione)

Schrag, Z. (2021). The Princeton guide to historical research. Princeton University Press.

Citazione stile Chigago Style (17a edizione)

Schrag, Zachary. The Princeton Guide to Historical Research. Princeton, New Jersey, USA; Oxford, UK: Princeton University Press, 2021.

Citatione MLA (9a ed.)

Schrag, Zachary. The Princeton Guide to Historical Research. Princeton University Press, 2021.