=LDR 00000nam a2200000ui 4500 =001 6225 =008 250612s1961\\\\xx\|||||||||||||||||eng\d =082 04$a519.58 SPI =100 1\$aSpiegel, Murray R. =245 10$aTheory and Problems of Statistics =260 \\$aNew York :$bMcGraw-Hill Book Company,$c1961 =852 \\$bGeography Basement$cBooks$h519.58 SPI