Ellis, N R Short-term memory for pictures and words by mentally retarded and nonretarded persons. [electronic resource] - American journal of mental deficiency May 1985 - 622-6 p. digital Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S. ISSN: 0002-9351 Subjects--Topical Terms: AdolescentAdultForm PerceptionHumansIntellectual Disability--psychologyIntelligenceMemory, Short-TermMental RecallPattern Recognition, VisualVerbal Learning