00798nam a2200265 i 4500001001100000003000500011005001700016008004100033020001500074040002500089082001200114090001600126100002900142245001600171264003200187300005000219336002100269337002500290338002300315650001500338942001000353999001700363952007600380952007600456C2-0081429PPAK20180727084448.0970429s1987    enka|||| |||||  |   eng d  a1852700092  aPPAKbengcPPAKerda04a51322300a513bMERdK1 aMerttens, Ruth, eauthor10aCounting on 1aLondon : bOctopus , c1987  a[32 pages] : bcolour illustrations ; c28 cm  2rdacontentatext  2rdamediaaunmediated  2rdacarrieravolume10aArithmetic  ddccB  c14645d14645  0070bPPAKcKd1997-10-08oK 513 MERpA00081856r2018-05-08 00:00:00yB  0070bPPAKcKd1997-09-30oK 513 MERpA00073799r2018-05-08 00:00:00yB