APA (7th ed.) Citation

Halliday, M., & Hasan, R. (1976). Cohesion in English. Longman.

Chicago Style (17th ed.) Citation

Halliday, M.A.K., and Ruqaiya Hasan. Cohesion in English. London: Longman, 1976.

MLA (9th ed.) Citation

Halliday, M.A.K., and Ruqaiya Hasan. Cohesion in English. Longman, 1976.