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Haykin, D.J.: Subject headings: a practical guide (1951) 0.06

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Rue, E.; LaPlante, E.: Subject headings for children's materials (1952) 0.06

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Perry, J.W.: Mechanized searching and subject headings (1953) 0.05

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Dailey, J.E.: ¬The grammar of subject headings: a formulation of rules for subject headings based on syntactical and morphological analysis of the Library of Congress list (1957) 0.04

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Merryman, J.H.: Tactics and terminology in information retrieval : a summary of recent work (1958) 0.03

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Wiener, N.: ¬The human use of human beings : cybernetics and society (1950) 0.01

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Date: 8. 7.2000 18:17:22

¬The Role of classification in the modern American library : papers presented at an institute conducted by the University of Illinois Graduate School of Library Science, 1.-4.11.1959 (1959) 0.01

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Date: 3.10.2000 10:22:59

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