Gaya APA

Ray,ond Murphy. (1990). Essential Grammer in Use . Merbourne: Cambridge University Press.

Gaya Chicago

Ray,ond Murphy. Essential Grammer in Use. Merbourne: Cambridge University Press, 1990. Text.

Gaya MLA

Ray,ond Murphy. Essential Grammer in Use. Merbourne: Cambridge University Press, 1990. Text.

Gaya Turabian

Ray,ond Murphy. Essential Grammer in Use. Merbourne: Cambridge University Press, 1990. Print.