"Can I do this in Open Office for example?"
Should be able to, dms_05. From the OO help file:
"Printing Multiple Pages on One Sheet
In Page Preview mode, you have the option to print multiple pages on one sheet.
1.Choose File - Page Preview.
2.Do one of the following:
To print two pages side by side on the same sheet, click the Page Preview: Two Pages icon on the Page Preview bar.
To print multiple pages on the same sheet, click the Print options page view icon on the Page Preview bar and set the options that you want.
3.Click the Print page view icon."