Harvey, Joan M. <br/><br/>
Specialised information centres / 
Joan M. Harvey. 
 - London:  Clive Bingley,  1976. 
 - 112 p. ;  23 cm. 
<br/><br/>p. 107-109 
<br/><br/><label>ISBN: </label>0851572022 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information services<br/>Libraries, Special