APA Citation

Stern, K. R. (2002). Focus An Grammar: An Introduction Course For Reference An Practice (-.). United State America: Longmaan.

Chicago Style Citation

Stern, Kingsley R. Focus An Grammar: An Introduction Course For Reference An Practice. -. United State America: Longmaan, 2002.

MLA Citation

Stern, Kingsley R. Focus An Grammar: An Introduction Course For Reference An Practice. -. United State America: Longmaan, 2002.

Warning: These citations may not always be 100% accurate.