APA (7 वां संस्करण) प्रशस्ति पत्र

Gardner, A. C. (1981). Practical LCP: A direct approach to structured programming. McGraw-Hill.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Gardner, Albert C. Practical LCP: A Direct Approach to Structured Programming. London New York: McGraw-Hill, 1981.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Gardner, Albert C. Practical LCP: A Direct Approach to Structured Programming. McGraw-Hill, 1981.