Singh, S., & Singh, B. (2012). Grammar of the modern english language: A resource book. Cambridge University Press.
Chicago-стиль цитированияSingh, Sukhdev, and Balbir Singh. Grammar of the Modern English Language: A Resource Book. New Delhi: Cambridge University Press, 2012.
MLA-цитированиеSingh, Sukhdev, and Balbir Singh. Grammar of the Modern English Language: A Resource Book. Cambridge University Press, 2012.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.