Gaya APA
Murphy, R. (1994).
English grammar in use : a reference and practice book for intermediate students (Ed. 2, Cet. 2).
New York:
Cambridge University Press.
Gaya MLA
Murphy, Raymond.
"English grammar in use : a reference and practice book for intermediate students".
Ed. 2, Cet. 2
New York:
Cambridge University Press,
1994.
Text.