OpenStax and Vretta have partnered to distribute high-quality OER print textbooks to institutions and students across Canada. Though OpenStax OER textbooks will always be free online, surveys have found that about 10% of students would rather use printed versions. By partnering with a leading Canadian education technology company, Vretta, OpenStax now has the means to meet the needs of many Canadian students who prefer using print textbooks to learn.
https://www.benzinga.com/pressreleases/19/07/n14110737/openstax-and-vretta-partner-to-distribute-oer-print-textbooks-for-canadian-students