Murphy, R. English Grammar in Use: A self-study reference and practice book for intermediate students with answers. Cambridge University press.
Citação norma ChicagoMurphy, Raymond. English Grammar in Use: A Self-study Reference and Practice Book for Intermediate Students with Answers. Cambridge University press.
Citação norma MLAMurphy, Raymond. English Grammar in Use: A Self-study Reference and Practice Book for Intermediate Students with Answers. Cambridge University press.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.