Cita APA (7a ed.)
Murphy, R. (1994). Intermediate English Grammar: A self study reference and practice for intermediate students (2nd ed.). Camburdge University Press.
Cita Chicago Style (17a ed.)
Murphy, Raymond. Intermediate English Grammar: A Self Study Reference and Practice for Intermediate Students. 2nd ed. New Delhi: Camburdge University Press, 1994.
Cita MLA (9a ed.)
Murphy, Raymond. Intermediate English Grammar: A Self Study Reference and Practice for Intermediate Students. 2nd ed. Camburdge University Press, 1994.
Precaución: Estas citas no son 100% exactas.