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  • × author_ss:"Efthimiadis, E.N."
  • × theme_ss:"OPAC"
  1. Efthimiadis, E.N.; Mitev, N.N.: ¬A classified bibliography on online public access catalogues (1987) 0.02 
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    Series
    British Library research paper; 23
  2. Efthimiadis, E.N.; Neilson, C.: ¬A classified bibliography on online public access catalogues (1989) 0.01 
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    Imprint
    London : British Library
    Series
    British Library information guide; 10

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