APA aipamena

Ball, M. J., Fletcher, P., & Crystal, D. (2019). Grammatical profiles: Further languages of LARSP. Multilingual Matters.

Chicago Style aipamena

Ball, Martin J., Paul Fletcher, and David Crystal. Grammatical Profiles: Further Languages of LARSP. Bristol ; Blue Ridge Summit: Multilingual Matters, 2019.

MLA aipamena

Ball, Martin J., et al. Grammatical Profiles: Further Languages of LARSP. Multilingual Matters, 2019.