{ "item_title" : "Learning Performance of Retarded and Normal Children.", "item_author" : [" George Orville Johnson", "Kathryn A. Blake", "G. Orville Johnson "], "item_description" : "This monograph reports the findings of four separate but related studies of the comparative learning performance of retarded and normal children. Using intellectually retarded and normal subjects of similar mental age, the investigators examined their performance in situations involving direct learning, retention, and transfer of learning.", "item_img_path" : "https://covers3.booksamillion.com/covers/bam/0/83/719/725/0837197252_b.jpg", "price_data" : { "retail_price" : "68.00", "online_price" : "68.00", "our_price" : "68.00", "club_price" : "68.00", "savings_pct" : "0", "savings_amt" : "0.00", "club_savings_pct" : "0", "club_savings_amt" : "0.00", "discount_pct" : "10", "store_price" : "" } }

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