APA Style

Alexander, L. G.. (2011). Practice And Progress, An Integrated Course for Advanced Students, New Concept English . USA: Longman, USA.

Chicago Style

Alexander, L. G.. Practice And Progress, An Integrated Course for Advanced Students, New Concept English. USA: Longman, USA, 2011. Buku Teks.

MLA Style

Alexander, L. G.. Practice And Progress, An Integrated Course for Advanced Students, New Concept English. USA: Longman, USA, 2011. Buku Teks.

Turabian Style

Alexander, L. G.. Practice And Progress, An Integrated Course for Advanced Students, New Concept English. USA: Longman, USA, 2011. Buku Teks.