select distinct paper from paper_master,color_master,printsize_master,stamps where stamps.paper_code=paper_master.paper_code and paper_master.paper<>' '  and printsize_master.printsize_code=stamps.printsize_code and printsize_master.printsize=\'3.34 x 2.8\'  and color_master.color_code=stamps.color_code and color_master.color=\'Multicolour\'  order by paper