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Fidel, R.: Writing abstracts for free-text searching (1986)
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Tenopir, C.; Jascó, P.: Quality of abstracts (1993)
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Palais, E.S.: Abstracting for reference librarians (1988)
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Cremmins, E.T.: ¬The art of abstracting (1996)
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Cremmins, E.T.: ¬The art of abstracting (1996)
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