Webster, Alec Children with hearing difficulties / by Alec Webster and David Wood - London : Cassell, 1989 - 239 p. : ill. ; 21 cm. - Special needs in ordinary schools . ISBN: 0304322016 RM61.98 Subjects--Topical Terms: Deafness--In infancy and childhoodEducation, Special National Library of Medicine Call No.: HV2437 / .A366s 1989 9