APA (7. basım) Alıntı

Palmer, F. R. (1990). Modality and the English modals. Longman.

Chicago Style (17. basım) Atıf

Palmer, Frank Robert. Modality and the English Modals. London: Longman, 1990.

MLA (9th ed.) Atıf

Palmer, Frank Robert. Modality and the English Modals. Longman, 1990.