Hey there.
They will most likely be in the footer.php of your theme. You could create a child theme, move the footer.php over and then edit it there.
If you're not sure how to make a child theme you can read more here:
http://codex.wordpress.org/Child_Themes
http://premium.wpmudev.org/blog/create-wordpress-child-theme/
As it seems your theme on http://cricsports.info/ is premium one:
I won't be able to help further, you should contact the theme author for further assistance. This due to the forum rules:
http://codex.wordpress.org/Forum_Welcome#Commercial_Products
The other one appears to be the Hueman theme, you can post in the appropriate forum for the authors attention:
https://wordpress.org/support/theme/hueman
Hope this helps, have a great weekend! :)