Notes: VERY GOOD ,MAY HAVE ONE PAGE OF WRITING, PAGES ARE IN GREAT CONDITION, USED PRODUCTS DO NOT CONTAIN ORIGINAL CONTENTS, WILL HAVE SHELF WEAR AND STICKERS ON COVER. MAY HAVE MISSING CD, INSERTS, CODES.

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You are purchasing a Good copy of 'System Dynamics'. Condition Notes: Every book gets hand checked for condition! More wear than from normal reading wear. May not contain DJ.