APA (7 वां संस्करण) प्रशस्ति पत्र

Spiegel, M. R., & Stephens, L. J. (2018). Schaum's outline of statistics (6th ed.). McGraw-Hill Education.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Spiegel, Murray R., और Larry J. Stephens. Schaum's Outline of Statistics. 6th ed. New York: McGraw-Hill Education, 2018.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Spiegel, Murray R., और Larry J. Stephens. Schaum's Outline of Statistics. 6th ed. McGraw-Hill Education, 2018.