Cita APA (7th ed.)

Kratzer, A. (2012). Modals and conditionals. Oxford University Press.

Cita Chicago (17th ed.)

Kratzer, Angelika. Modals and Conditionals. Great Clarendon Street, Oxford: Oxford University Press, 2012.

Cita MLA (9th ed.)

Kratzer, Angelika. Modals and Conditionals. Oxford University Press, 2012.