Gaya APA

Alexander, L, G. (1978). Developing Skills (Recorded Drills: Tapescript) (Cet.1). Yogyakarta: Penerbit Kanisius.

Gaya MLA

Alexander, L., G.. "Developing Skills (Recorded Drills: Tapescript)". Cet.1 Yogyakarta: Penerbit Kanisius, 1978. Teksbook.