001 avmolOPAC2008-2075
100 $aDickson, D. E. N.
245 $aImprove your business $bworkbook $cD. E. N. Dickson
260 $aGeneva $bInternational Labour Office $c1991
300 $a83 s. $c27 cm
650 $aBiznes
920 $a92-2-105340-7