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Wheatley, A.: ¬A manual on printed subject indexes : report to the British Library Research and Development Department on Project SI/G/243 (1978)
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Lancaster, F.W.: Vocabulary control for information retrieval (1986)
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Foskett, A.C.: ¬The subject approach to information (1996)
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Langridge, D.W.: Subject analysis : principles and procedures (1989)
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Hjoerland, B.: Information seeking and subject representation : an activity-theoretical approach to information science (1997)
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Berman, S.: Not in my library! : "Berman's bag" columns from The Unabshed Librarian, 2000-2013 (2013)
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Broughton, V.: Essential thesaurus construction (2006)
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