Murphy, r. (1998). English grammar in use: A reference and practice book intermediate students. Cambridge University Press.
Citazione stile Chigago Style (17a edizione)Murphy, raymond. English Grammar in Use: A Reference and Practice Book Intermediate Students. Cambridge University Press, 1998.
Citatione MLA (9a ed.)Murphy, raymond. English Grammar in Use: A Reference and Practice Book Intermediate Students. Cambridge University Press, 1998.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.