Chadderdon, L. (2010). "Don't Skimp on the Visual - It Seals the Deal." Politics (Campaigns & Elections) 31(5): 47-50.

Johnson, Dennis W. (2003). Anthrax and Digital Mail. Journal of Political Marketing, vol. 2(1): 113-15.

Kudrnáč, Aleš (2014) Case Study 6.3 ‘Door-to-door canvassing in local elections: case study of Ružomberok, Slovakia 2010’ in Political Marketing: Principles and Applications 2^nd edition Routledge.

Lees-Marshment, Jennifer (2008). Political Marketing and British Political Parties: The Party’s Just Begun. 2^nd revised edition Manchester: Manchester University Press.

Loewen, Peter John and Daniel Rubenson (2011). ‘For want of a nail: negative persuasion in a party leadership race’. Party Politics, 17(1): 45–65.

Marland, Alex and Mireille Lalancett (2014). ‘Access Hollywood: celebrity endorsements in American politics’. In Jennifer Lees-Marshment, Brian Conley and Kenneth Cosgrove (eds) Political Marketing in the US. New York; Routledge.

O'Shaughnessy, Nicholas and Gillian Peele (1985). Money, Mail and Markets: Reflections on Direct Mail in American Politics. Electoral Studies, vol. 4(2): 115-124.

Sherman, Elaine (1999). Direct marketing: how does it work for political campaigns?. In Bruce Newman (Ed.), The Handbook of political marketing. Sage.

Tucker, Karen. (2010). "Mail Power is Your Power." Politics (Campaigns & Elections) 31(5): 58 see http://connection.ebscohost.com/c/articles/51162329/mail-power-your-power

No Author (2010) "The Mailbox is Still Where It's At", Politics (Campaigns & Elections) 31(5):36-41 see http://connection.ebscohost.com/c/interviews/51162322/mailbox-still-where-at

Australian 2010 election direct mail is a website called www.electionleaflets.org.au where they asked people to send in direct mail pieces they received.