2013 - Ctrlshiftenter Mastering Excel Array Formulas (Paperback) ISBN-13: 9781615470075 ISBN-10: 1615470077 ? 2010 - Slaying Excel Dragons a Beginners Guide to Conquering Excel's Frustrations and Making Excel Fun (Paperback) ISBN-13: 9781615470006 ISBN-10: 161547000X ? |