APA (7th ed.) Citation

(1992). English usage for learners. Harpercollins Publisher.

Chicago Style (17th ed.) Citation

English Usage for Learners. Great Britain: Harpercollins Publisher, 1992.

MLA (9th ed.) Citation

English Usage for Learners. Harpercollins Publisher, 1992.

Warning: These citations may not always be 100% accurate.