APA (7th ed.) Citation

Abraham, W., & Leiss, E. (2012). Covert patterns of modality. Cambridge Scholars Pub.

Chicago Style (17th ed.) Citation

Abraham, Werner, and Elisabeth Leiss. Covert Patterns of Modality. Newcastle upon Tyne: Cambridge Scholars Pub, 2012.

MLA (9th ed.) Citation

Abraham, Werner, and Elisabeth Leiss. Covert Patterns of Modality. Cambridge Scholars Pub, 2012.