The encyclopedia of blindness and vision impairment / Jill Sardegna...[et al.] - 2nd ed. - New Delhi : Viva Books Private Ltd, 2004 - xiii, 333 p. ; 25 cm. ISBN: 8176496375 RM133.34 Subjects--Topical Terms: Vision Disorders--encyclopediaBlindness--encyclopedia National Library of Medicine Call No.: WW13