Use the 13-digit ISBN - beginning with 978 or 979 - when it is available. If only a 10-digit ISBN is printed on or in the e-book, energy therapy techniques use it. ISBNs will be discovered on the web page with the publisher's data - normally the again of the title web page - or beneath the barcode as a quantity beginning with 978 or 979 (barcodes starting wi...
ErikaLane43
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