Gaya APA

Alexander, L. G. (1984). Practice and progress: an integrated course for pre intermediate students (1st ed). London: Longman Group.

Gaya Chicago

Alexander, L. G. Practice and progress: an integrated course for pre intermediate students. 1st ed London: Longman Group, 1984. BUKU.

Gaya MLA

Alexander, L. G. Practice and progress: an integrated course for pre intermediate students. 1st ed London: Longman Group, 1984. BUKU.

Gaya Turabian

Alexander, L. G. Practice and progress: an integrated course for pre intermediate students. 1st ed London: Longman Group, 1984. BUKU.