Cita APA (7a ed.)

Thompson, A., & Martinet, A. (1986). A practical english grammar (4th ed., [rev. & updated].). Oxford University Press.

Cita Chicago Style (17a ed.)

Thompson, A.J, y A.V Martinet. A Practical English Grammar. 4th ed., [rev. & updated]. Oxford: Oxford University Press, 1986.

Cita MLA (9a ed.)

Thompson, A.J, y A.V Martinet. A Practical English Grammar. 4th ed., [rev. & updated]. Oxford University Press, 1986.