Biber, D., & Gray, B. (2016). Grammatical complexity in a academic english: Linguistic change in writing. Cambridge University Press.
Styl cytowania ChicagoBiber, Douglas, i Bethany Gray. Grammatical Complexity in a Academic English: Linguistic Change in Writing. United Kingdom: Cambridge University Press, 2016.
Styl cytowania MLABiber, Douglas, i Bethany Gray. Grammatical Complexity in a Academic English: Linguistic Change in Writing. Cambridge University Press, 2016.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..