AffStat Report. 2007. A study based on survey responses from almost 200 affiliate managers in the marketing industry
doi.org
Jennett, N. & T. Barmby, M. Chalkley, T. Kirsanova, G. Koop, & C. Montagna (Eds.) (1984). "Attendances, Uncertainty of Outcome and Policy in Scottish League Football". Scottish Journal of Political Economy. 31 (2). Hoboken, NJ: Wiley-Blackwell: 176–198. doi:10.1111/j.1467-9485.1984.tb00472.x.{{cite journal}}: CS1 maint: multiple names: authors list (link)
