na INLIS000000000000870 20260128104839 0010-1020000672 Schaum's outline of theory and problems of statistics in SI units first Spiegel, Murray R. New York : McGraw - Hill International, 1972 vii, 359 p. : ill. ; 28 cm 311 SPI s 311 STATISTIK. 260128 g 0 eng 2787/PSEKP/2026