Gaya APA

THOMSON, A, T, A., Martinet, A, M, A. (1986). A Practical English Grammar.-- . London : Oxford University Press.

Gaya MLA

THOMSON, A,J, THOMSON,, A,J., Martinet, A.V., Martinet, A.V.. "A Practical English Grammar.--". London : Oxford University Press, 1986. Buku.