How to sort objects by related field?

How to sort objects by related field?

References

Reference NO 1

http://stackoverflow.com/questions/13584446/how-to-sort-objects-by-related-field

Reference NO 2

http://stackoverflow.com/questions/4282413/php-sort-array-of-objects-by-object-fields

Reference NO 3

https://docs.djangoproject.com/en/dev/ref/models/querysets/

Reference NO 4

https://docs.djangoproject.com/en/dev/ref/contrib/admin/

Reference NO 5

https://forum.hibernate.org/viewtopic.php?f=1&t=962039

Reference NO 6

http://www.mobile-web-consulting.de/post/4105369511/django-eager-loading-sort-related

Reference NO 7

#EANF#

Reference NO 8

#EANF#