What can I do if I have not received what I ordered?

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• I haven't received the registration confirmation email

  Please check your SPAM folder. If you have not received it, please contact our customer service by filling this form.

• I have not received my digital textbook access code

  Please check your inbox and spam folder for the email containing the code. Subject: [Difusión Tienda] Código de acceso/licencia Campus - includes the access code to your content on Campus Difusión and instructions on how to use it. If you have not ...

• I have not received my digital textbook access code

  Please check your inbox and spam folder for the email containing the code. Subject: [Difusión Tienda] Código de acceso/licencia Campus - includes the access code to your content on Campus Difusión and instructions on how to use it. If you have not ...

• I have purchased a digital textbook and have not received my access code

  Please check your inbox and spam folder for the email containing the code. Subject: [Difusión Tienda] Código de acceso/licencia Campus - includes the access code to your content on Campus Difusión and instructions on how to use it. Or log in to My ...

• I purchased a Hybrid Edition and have not received my access code

  In the Hybrid Editions you will find the code inside the book. You will need to wait until you receive it before you can redeem it in your account at www.campus.difusion.com. Don't forget that you must be registered in Campus Difusión platform to be ...