MyFonts is not yet authorized to sell this font directly. However, ITC, Adobe and Linotype offer the font for sale at MyFonts:

ITC Stone Sans

family of 26 fonts from ITC

  |  available for Desktop, Web, App, Epub and Server

$26–$178.50

ITC Stone Sans®

family of 7 fonts from Adobe

  |  available for Desktop

$29–$147.90

ITC Stone Sans™

family of 20 fonts from Linotype

  |  available for Desktop, Web, App, Epub and Server

$35–$157.50

You may be able to find this font at the following web site:

• Linotype