Citazione Stile APA (7a Edizione)
Otterspeer, W. (2008). The bastion of liberty: Leiden University today and yesterday. Leiden University Press.
Citazione stile Chigago Style (17a edizione)
Otterspeer, W. The Bastion of Liberty: Leiden University Today and Yesterday. Leiden: Leiden University Press, 2008.
Citatione MLA (9a ed.)
Otterspeer, W. The Bastion of Liberty: Leiden University Today and Yesterday. Leiden University Press, 2008.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.