APA (7 वां संस्करण) प्रशस्ति पत्र

Dale, N. B., & Weems, C. (1991). Introduction to Pascal and structured design (3rd ed.). D.C. Heath.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Dale, Nell B., और Chip Weems. Introduction to Pascal and Structured Design. 3rd ed. Lexington, Mass.: D.C. Heath, 1991.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Dale, Nell B., और Chip Weems. Introduction to Pascal and Structured Design. 3rd ed. D.C. Heath, 1991.