Walkenbach, John. Excel 2010 power programming with vba / By John Walkenbach. - 1st ed. - New Delhi : Wiley India Pvt Ltd , 2010. - xxiv,1052p. ; 24.5 cm. ISBN: 9788126526673 Subjects--Topical Terms: Working with userformsDeveloping applicationsAppendixes Dewey Class. No.: 005.3002 / WALJ