APA (7th ed.) Citation

Aston, G., Bernardini, S., & Stewart, D. (2004). Corpora and language learners. Studies in corpus linguistics.

Chicago Style (17th ed.) Citation

Aston, Guy, Silvia Bernardini, and Dominic Stewart. "Corpora and Language Learners." Studies in Corpus Linguistics 2004.

MLA (9th ed.) Citation

Aston, Guy, et al. "Corpora and Language Learners." Studies in Corpus Linguistics, 2004.