{ "item_title" : "Efficient Electromagnetic Material Characterization via 2-D Rectangular Waveguide Reduction", "item_author" : [" Derek R. Dwyer "], "item_description" : "", "item_img_path" : "https://covers4.booksamillion.com/covers/bam/1/02/511/407/1025114078_b.jpg", "price_data" : { "retail_price" : "30.95", "online_price" : "30.95", "our_price" : "30.95", "club_price" : "30.95", "savings_pct" : "0", "savings_amt" : "0.00", "club_savings_pct" : "0", "club_savings_amt" : "0.00", "discount_pct" : "10", "store_price" : "" } }