APA (7 वां संस्करण) प्रशस्ति पत्र

Bryant-Mole, K., Round, G., & Gee, R. (1993). Multiplying & dividing puzzles. Published in the USA by EDC Pub.].

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Bryant-Mole, Karen, Graham Round, और Robyn Gee. Multiplying & Dividing Puzzles. [Tulsa, Okla: Published in the USA by EDC Pub.], 1993.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Bryant-Mole, Karen, et al. Multiplying & Dividing Puzzles. Published in the USA by EDC Pub.], 1993.