19. Emphasizes that all publications of the Department of Public Information, in accordance with existing mandates, should fulfil an identifiable need, should not duplicate other publications of the United Nations system and should be produced in a cost-effective manner;
19．强调新闻部各种出版物应根据现有授权满足明确的需要，不要与联合国系统的其他出版物重复，并且应该以符合成本效益的方式制作；