Gaya APA

Alexander, L. G.. (). New concept english practice and progress: an integrated course for pre-intermediate students . Yogyakarta: Kanisius.

Gaya Chicago

Alexander, L. G.. New concept english practice and progress: an integrated course for pre-intermediate students. Yogyakarta: Kanisius, . Text.

Gaya MLA

Alexander, L. G.. New concept english practice and progress: an integrated course for pre-intermediate students. Yogyakarta: Kanisius, . Text.

Gaya Turabian

Alexander, L. G.. New concept english practice and progress: an integrated course for pre-intermediate students. Yogyakarta: Kanisius, . Print.