International Federation of Library Associations, ebrary, Inc, & Walravens, H. (2011). Newspapers: Legal deposit and research in the digital era. De Gruyter.
芝加哥风格引文International Federation of Library Associations, Inc ebrary, 与 Hartmut Walravens. Newspapers: Legal Deposit and Research in the Digital Era. Berlin: De Gruyter, 2011.
MLA引文International Federation of Library Associations, et al. Newspapers: Legal Deposit and Research in the Digital Era. De Gruyter, 2011.
警告：这些引文格式不一定是100％准确.