Gaya APA

Pardiyono., . (2004). Pasti bisa! communicative grammar focus and exercise for Easier Conversation and Better Assessment (Cet. 1). Yogyakarta: Andi.

Gaya MLA

Pardiyono., . "Pasti bisa! communicative grammar focus and exercise for Easier Conversation and Better Assessment". Cet. 1 Yogyakarta: Andi, 2004. Buku Pend. Bahasa Inggris.