Presentation method and the free recall performance of retarded adults.
D000328:Adult; D000704:Analysis of Variance; D001307:Auditory Perception; D004495:Education of Persons with Intellectual Disabilities; D005556:Form Perception; D006801:Humans; D008568:Memory; D008570:Memory, Short-Term; D013637:Tape Recording; D014706:Verbal Learning; D014796:Visual Perception