Ad agency functions

http://en.mimi.hu/marketingweb/advertising.html
http://books.google.co.in/books?id=9tGGh6XlCDQC&pg=PA345&lpg=PA345&dq=ad+agency+functions&source=bl&ots=ggeJPjW6WF&sig=Aw9fsotnmzP0Fk3_6d6k1C2XSCI&hl=en&ei=JuQMSpfiIo6YkQWg2pygBA&sa=X&oi=book_result&ct=result&resnum=8
http://www.contentwriter.in/articles/advertising-marketing/be-in-advertising-agency.htm
http://adagencyonline.net/wordpress/?p=633
http://advertising.indiabizclub.com/info/advertising_agency
http://www.westburnpublishers.com/marketing-dictionary/a/advertising-agency.aspx
http://www.articlesbase.com/internet-marketing-articles/working-mechanism-of-an-advertising-agency-594159.html
http://www.knowthis.com/tutorials/principles-of-marketing/advertising/4.htm
http://en.wikipedia.org/wiki/Advertising_agency
http://drypen.in/advertising/advertising-agency.html
http://www.buzzle.com/articles/advertising-agencies/
http://www.google.com/support/webmasters/bin/answer.py?answer=45432&hl=en
http://businessschoolonline.org/Lesson29AdAgenciesALook.pdf
http://www.google.co.in/webmasters/tour/tour1.html
http://www.businesspme.com/uk/articles/advertising/85/Functions-in-Advertising-agency.html
http://www.google.com/adwords/displayadbuilder/#utm_campaign=en&utm_source=en-ha-ww-ct_experimental&utm_medium=ha&utm_term=keyword
http://www.museum.tv/archives/etv/A/htmlA/advertisinga/advertisinga.htm
http://en.allexperts.com/q/Marketing-1090/2008/5/Organizational-Structure-Advertising-Agency-1.htm
http://dictionary.bnet.com/definition/advertising+agency.html
http://searchengineland.com/google-pitches-media-buying-dashboard-to-skeptical-ad-agencies-13536
http://www.agencycentral.com/advertising-agency-software/agency-traffic-production-schedules.html
http://www.eric.ed.gov/ERICWebPortal/custom/portlets/recordDetails/detailmini.jsp?_nfpb=true&_&ERICExtSearch_SearchValue_0=EJ084412&ERICExtSearch_SearchType_0=no&accno=EJ084412
http://ezinearticles.com/?Choosing-the-Right-Advertising-Agency&id=2198382
http://www.webxl.org/advertising-agency.html
http://creativeadvertisingagency.com/non-flash/
http://www.merkleinc.com/user-assets/Documents/WhitePapers/2005_Engaging_FINAL.pdf
http://www.allfreeessays.com/essays/Advertising-Agencies/16750.html
http://www.killianadvertising.com/wp13.html
http://books.google.co.in/books?id=5GTkK7jQk2oC&pg=PA77&lpg=PA77&dq=ad+agency+functions&source=bl&ots=6CFsV6mWJI&sig=zbccf9s9RVHe6q_B0ckwWUWVI1c&hl=en&ei=cuYMSsHAA9GJkQWXhaS4BA&sa=X&oi=book_result&ct=result&resnum=9