All XML Press ebooks are on sale through September 18 at the XML Press eBook Store. Save 50% on all ebooks and 60% on any order greater than $100.
Use the discount code B2S5 or the link above, which includes the discount code.
The sale also includes titles from O’Reilly, Wiley, A Book Apart, Rosenfeld, and many other publishers.
The sale will continue through September 18, 2015, 5AM US Pacific time.