00416nam a2200145Ia 45000010006000000050017000060080041000230200015000640820015000791000021000942450049001152600050001643000009002146500047002231414720261006004556.0120911s9999    xx            000 0 und d  a9836240799  a381.33 MOH  aMohd Hamdan Adam  aKonsep asas kepenggunaan / Mohd Hamdan Adnan  aKuala Lumpur ; Dewan Bahasa dan Pustaka, 1994  apcm.  aConsumer education     Consumer protection