Dale, Sheila And Guus Dale <br/><br/>
Back-up resources for distance learning : overview and examples from the dutch and british open universities / Sheila Dale, Guus Dale 

 - Brighton, Reino Unido :  IFLA,  1987 
 - p. 10-13 
<br/><br/> IFLA General Conference 53, 1987, Brighton, Reino Unido  Monografía 
<br/><br/><label>Subjects--Index Terms: </label>Bibliotecología Educación a Distancia Gran Bretaña (país)