APA (7 वां संस्करण) प्रशस्ति पत्र

Leithold, L. (1984). Essentials of calculus: For business, economics, life sciences, social sciences. Harper and Row.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Leithold, Louis. Essentials of Calculus: For Business, Economics, Life Sciences, Social Sciences. Cambridge: Harper and Row, 1984.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Leithold, Louis. Essentials of Calculus: For Business, Economics, Life Sciences, Social Sciences. Harper and Row, 1984.