Murphy, R. English grammar in use,
Cambridge Univ. Press, 2012, 978-0-521-18939-2.
Murphy, R. .
English grammar in use.
Cambridge: Cambridge Univ. Press, 2012, 978-0-521-18939-2.
Murphy, R. (2012)
English grammar in use,
Cambridge: Cambridge Univ. Press, 978-0-521-18939-2
Murphy, R.
(2012).
English grammar in use. A self-study reference and practice book for intermediate students with answers /. Cambridge: Cambridge Univ. Press,