May not include access codes. Shipping -Economy shipping take 7-14 business days to delivered.-Expedite shipping takes 3-5 business days to delivered.-Please provide valid contact number for smooth delivery. Return Policy:-Return accept within 14 days only in the condition received wrong book or defected book.-We only refund for the book price if unreasonable return exp class canceled, lecturer change book, wrong book purchased.-Full Refund only will be issued if we wrong sending book.Refund will be done at Paypal while we received returned book in good condition.

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