Cita APA (7th ed.)
Murphy, R. (1994). Intermediate english grammar: Reference and practice for South Asian students (2nd ed.). CUP.
Cita Chicago (17th ed.)
Murphy, Raymond. Intermediate English Grammar: Reference and Practice for South Asian Students. 2nd ed. Cambridge: CUP, 1994.
Cita MLA (9th ed.)
Murphy, Raymond. Intermediate English Grammar: Reference and Practice for South Asian Students. 2nd ed. CUP, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.