Gaya APA

Alexander, , L. et al (1975). Practice and Progress: An Integrated Course for Pre-Intermediate Student (1). Yogyakarta: Kanisius.

Gaya MLA

Alexander, , L.G.. et al. "Practice and Progress: An Integrated Course for Pre-Intermediate Student". 1 Yogyakarta: Kanisius, 1975. Buku Teks.