AMAZON SELLER LISTING EXTRACTION

Need someone to extract the listing info for two specific Amazon sellers. Will need you to extract this sellers lisiting information. Need the following information ISBN number (or product id) pricing data, condition data etc. You must be familiar with the Amazon inventory loader file format. ( product-id product-id-type item-condition price quantity) The data must be delivered in the Amazon inventory loader format text file with a copy in MS Excel format.