Receive a discount, help the association!

You can order your books via As a member of Extra Muros, you receive a discount code which gives you standard 5% off on all selected books.* In addition, Extra Muros receives a 6% commission if you order via the links below. Win-win!

Frequently Asked Questions

On this page, you see buttons that link to book lists on divided in years, majors and semesters. When you click on one of those links, knows that you ordered via our website and automatically registers a 6% commission over your total amount (books only) that is paid to Extra Muros. During the checkout procedure, you can register your code for a 5% discount on your books.

You can receive a discount code once you are registered as an official member of Extra Muros. To receive the code, contact our treasurer Daria Cotiugă, via her email .During busy periods, such as the beginning of the academic year, this may take some more time. The code is reusable and can be used as long as you are a member!

The discount applies to all books that are 1) listed via this page, and 2) sold by, not external partners. In addition, if you order Dutch books, a minimum of two Dutch books applies in order for the discount to be applied.

Extra Muros does its best to provide book lists as soon as possible. The speed at which this happens depends on how fast we can get all information. Generally, you receive a notification when new book lists appear online.

Extra Muros only collects and lists books that are listed on Osiris and/or mentioned by professors. Please always check with Osiris and/or your professor before buying a book whether you have the right book and right edition. Extra Muros is not responsible for wrongly listed books.

Orders are placed and processed at Please contact for any questions about your order.