3 ms·
Not sure, but I think the solution in general is open textbooks, e.g.: http://utahopentextbooks.org/ http://utahopentextbooks.org/ With print-on-demand: https:
by phaedryx 14y ago
Not sure, but I think the solution in general is open textbooks, e.g.: http://utahopentextbooks.org/ http://utahopentextbooks.org/
With print-on-demand: https://www.createspace.com/Products/Book/#content6 https://www.createspace.com/Products/Book/#content6