APA aipamena

ALEXANDER, L. (1979). Developing skills (recorded Drills: Tapescript). Kanisius.

Chicago Style aipamena

ALEXANDER, L.G. Developing Skills (recorded Drills: Tapescript). Yogyakarta: Kanisius, 1979.

MLA aipamena

ALEXANDER, L.G. Developing Skills (recorded Drills: Tapescript). Kanisius, 1979.