Gaya APA
Murphy, R. (1998).
Engglish grammer in use :a self study reference and practice book for intermediate students with answer edition / Raymond Murphy (2ndEd.).
cambridge:
Cambridge University Press.
Gaya MLA
Murphy, Raymond.
"Engglish grammer in use :a self study reference and practice book for intermediate students with answer edition / Raymond Murphy".
2ndEd.
cambridge:
Cambridge University Press,
1998.
Text.