Query to find item Category in oracle apps r12

Here below is the detail sql query to find the item category value in oracle apps.

select MSB.segment1 ITEM_CODE,

  MSB.DESCRIPTION ITEM_DESCRIPTION,

     MCST.category_set_name,

       MCK.CONCATENATED_SEGMENTS CATEGORY

  from apps.mtl_system_items_b MSB,

       apps.mtl_categories_kfv MCK,

       apps.mtl_item_categories MIC,

        apps.mtl_category_sets_tl MCST

       where MIC.inventory_item_id = MSB.inventory_item_id

       and MIC.category_id = MCK.category_id

      and MSB.organization_id =MIC.organization_id

     and MSB.organization_id = :P_INV_ORGANIZATION

     and MCST.category_set_id=MIC.category_set_id