Gaya APA

Alexander, L.G. (2006). First things first. Student' book. An integrated course for biginners : new concept English . Yogyakarta: Kanisius.

Gaya Chicago

Alexander, L.G. First things first. Student' book. An integrated course for biginners : new concept English. Yogyakarta: Kanisius, 2006. Text.

Gaya MLA

Alexander, L.G. First things first. Student' book. An integrated course for biginners : new concept English. Yogyakarta: Kanisius, 2006. Text.

Gaya Turabian

Alexander, L.G. First things first. Student' book. An integrated course for biginners : new concept English. Yogyakarta: Kanisius, 2006. Print.