Northern, Jerry L. <br/><br/>
Hearing in children / 
by Jerry L. Northern and Marion P. Downs. 
 - 3rd ed. 
 - Baltimore :  Williams & Wilkins,  1984. 
 - 391 p. :  ill. ;  27 cm. 
<br/><br/><label>ISBN: </label>0683065734 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hearing disorders in children<br/>Hearing disorders--In infancy and childhood<br/>Hearing tests--In infancy and childhood