Murphy,, R. (1994). Intermediate english grammar: Reference and practice for south asian students (2nd ed.). Foundation Books.
Trích dẫn kiểu ChicagoMurphy,, Raymond. Intermediate English Grammar: Reference and Practice for South Asian Students. 2nd ed. New Delhi: Foundation Books, 1994.
Trích dẫn MLAMurphy,, Raymond. Intermediate English Grammar: Reference and Practice for South Asian Students. 2nd ed. Foundation Books, 1994.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.