<a href="{% url 'documents_book_txt' book.slug %}" rel="nofollow">{% trans "TXT version" %}</a><br/>
<a href="{% url 'documents_book_pdf' book.slug %}" rel="nofollow">{% trans "PDF version" %}</a><br/>
<a href="{% url 'documents_book_pdf_mobile' book.slug %}" rel="nofollow">{% trans "PDF version for mobiles" %}</a><br/>
<a href="{% url 'documents_book_txt' book.slug %}" rel="nofollow">{% trans "TXT version" %}</a><br/>
<a href="{% url 'documents_book_pdf' book.slug %}" rel="nofollow">{% trans "PDF version" %}</a><br/>
<a href="{% url 'documents_book_pdf_mobile' book.slug %}" rel="nofollow">{% trans "PDF version for mobiles" %}</a><br/>