APA (7 वां संस्करण) प्रशस्ति पत्र

Skolos N. (2012). Graphic Design Process.. Problems to Solutions 20 Case Studies. Laurenc e King.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Skolos N. Graphic Design Process.. Problems to Solutions 20 Case Studies. UK: Laurenc e King, 2012.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Skolos N. Graphic Design Process.. Problems to Solutions 20 Case Studies. Laurenc e King, 2012.