APA (7th ed.) Citation

Hird. (2013). Oxford learner's pocket: Verbs and tenses. Oxford University Press.

Chicago Style (17th ed.) Citation

Hird. Oxford Learner's Pocket: Verbs and Tenses. UK: Oxford University Press, 2013.

MLA (8th ed.) Citation

Hird. Oxford Learner's Pocket: Verbs and Tenses. Oxford University Press, 2013.

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