APA (7th ed.) Citation

Heywood, P., McClenaghan, D., Trotter, S., & Heywood, R. (1989). Thoughtworks: Thirty English exercises for junior secondary students. Cambridge University Press.

Chicago Style (17th ed.) Citation

Heywood, Peta, Douglas McClenaghan, Sally Trotter, and Rob Heywood. Thoughtworks: Thirty English Exercises for Junior Secondary Students. Melbourne: Cambridge University Press, 1989.

MLA (9th ed.) Citation

Heywood, Peta, et al. Thoughtworks: Thirty English Exercises for Junior Secondary Students. Cambridge University Press, 1989.