APA Style

Alexander, L. G.. (1991). Practice and Progres: An Integrated Course for pre-intermediate students (cet 14). Yogyakarta: Kanisius.

Chicago Style

Alexander, L. G.. Practice and Progres: An Integrated Course for pre-intermediate students. cet 14 Yogyakarta: Kanisius, 1991. teks.

MLA Style

Alexander, L. G.. Practice and Progres: An Integrated Course for pre-intermediate students. cet 14 Yogyakarta: Kanisius, 1991. teks.

Turabian Style

Alexander, L. G.. Practice and Progres: An Integrated Course for pre-intermediate students. cet 14 Yogyakarta: Kanisius, 1991. teks.