=LDR 00000nam a2200000 i 4500 =245 \$aEffective Database Design =250 \$a =260 \$aNEW JERSEY : \$bPRENTICE-HALL,, \$c1986 =300 \$a =490 \$a =020 \$a0-7172-8515-4 =082 \$a005.94