Cita APA (7a ed.)

Pettegree, A., & Weduwen, A. d. (2021). The library: A fragile history (Printing 2.). Basic Books.

Cita Chicago Style (17a ed.)

Pettegree, Andrew, y Arthur der Weduwen. The Library: A Fragile History. Printing 2. New York: Basic Books, 2021.

Cita MLA (9a ed.)

Pettegree, Andrew, y Arthur der Weduwen. The Library: A Fragile History. Printing 2. Basic Books, 2021.