00270nam a22001097a 4500003000400000008004100004082001700045100002100062245004100083260002900124300000700153OSt230919b        |||||||| |||| 00| 0 eng d  a512.07bD78P  aDrooyan, lrving.  aProgrammed beginning algebra - Vol.V  aLondonbJohn Wileyc1971  a92