APA (7th ed.) Citation

Palmer, F. R. (1979). Modality and the english modals. Longman.

Chicago Style (17th ed.) Citation

Palmer, Frank Robert. Modality and the English Modals. London New York: Longman, 1979.

MLA (8th ed.) Citation

Palmer, Frank Robert. Modality and the English Modals. Longman, 1979.

Warning: These citations may not always be 100% accurate.