PARDIYONO. (2007). Pasti Bisa: : Communicative Grammar Focus and Exercise for Easier Conversation and Better Assessment (ed.1.). Andi.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPARDIYONO. Pasti Bisa: : Communicative Grammar Focus and Exercise for Easier Conversation and Better Assessment. ed.1. Yogyakarta: Andi, 2007.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPARDIYONO. Pasti Bisa: : Communicative Grammar Focus and Exercise for Easier Conversation and Better Assessment. ed.1. Andi, 2007.
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