Foskett, A. C. (1971). The subject approach to information (2nd ed., revised and enlarged.). Bingley.
Chicago-referens (17:e uppl.)Foskett, A. C. The Subject Approach to Information. 2nd ed., revised and enlarged. London: Bingley, 1971.
MLA-referens (8:e uppl.)Foskett, A. C. The Subject Approach to Information. 2nd ed., revised and enlarged. Bingley, 1971.
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