SPIEGEL, M. R. (1992). Schaum's Outline Of Theory And Problems Of Statistics / Murray R. Spiegel. McGraw-Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSPIEGEL, Murray R. Schaum's Outline Of Theory And Problems Of Statistics / Murray R. Spiegel. McGraw-Hill, 1992.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSPIEGEL, Murray R. Schaum's Outline Of Theory And Problems Of Statistics / Murray R. Spiegel. McGraw-Hill, 1992.
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