Cegelka, Patricia Thomas Effective instruction for students with learning difficulties / Patricia Thomas Cegelka, William H. Berdine - Boston : Allyn and Bacon, 1995 - 469 p. : ill. ; 24 cm. ISBN: 0205162681 RM143.64 LCCN: 94-25105 Subjects--Topical Terms: Learning disabled youth--EducationTeachingBehavioral assessmentLearning disabled youth--Behavior