APA (7th ed.) Citation

THOMSON, A. (1970). practical english grammar (2 ed.). E.L.B.S., O.U.P.

Chicago Style (17th ed.) Citation

THOMSON, A.J. Practical English Grammar. 2 ed. London: E.L.B.S., O.U.P, 1970.

MLA (9th ed.) Citation

THOMSON, A.J. Practical English Grammar. 2 ed. E.L.B.S., O.U.P, 1970.