029.95
  Gar
  E
        Garfield , Eugene  Essays of an information scientist / by Eugene Garfield ; with a foreword by Harriet Zuckerman . -- Philadelphia : ISIPRESS , c1981 . t . : ilus . ; 24 cm . La biblioteca posee : v . 4 1979-1980 Incluye bibliografía e índice ISBN 0-89495-012-6 (Vol . 4)