Prytherch, Raymond John <br/><br/>
Sources of information in librarianship and information science 
Ray Prytherch 
 - Aldershot  Gower  1983 
 - 192 p. ; 22 cm. 
<br/><br/><label>ISBN: </label>0566034360 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library science