APA-Zitierstil (7. Ausg.)

Palmer, F. R. (2001). Modality and the English modals (2. ed., transferred to digital print on demand.). Longman.

Chicago-Zitierstil (17. Ausg.)

Palmer, Frank R. Modality and the English Modals. 2. ed., transferred to digital print on demand. London [u.a.]: Longman, 2001.

MLA-Zitierstil (9. Ausg.)

Palmer, Frank R. Modality and the English Modals. 2. ed., transferred to digital print on demand. Longman, 2001.