Classification Research Group. (1961). The Sayers memorial volume: Essays in librarianship in memory of William Charles Bersick Sayers. Library Association.
芝加哥风格引文Classification Research Group. The Sayers Memorial Volume: Essays in Librarianship in Memory of William Charles Bersick Sayers. London: Library Association, 1961.
MLA引文Classification Research Group. The Sayers Memorial Volume: Essays in Librarianship in Memory of William Charles Bersick Sayers. Library Association, 1961.
警告：这些引文格式不一定是100％准确.