User talk:Sinkutanku
Hi Sinkutanku, welcome to Wikipedia! Are you in any way affiliated or connected with Civitas (think tank)? If that is the case, please note our Conflict of interest guidelines and be aware that Wikipedia is not a free advertising space, have a look at Wikipedia:FAQ/Business (especially the section "May I advertise my organization or its campaigns, products, services or leading individuals on Wikipedia?").
In any case, please stop adding advertising links to webshops selling publications of that institution. Have a look at Wikipedia's external link guidelines.