Sport 2.0: Crumbling Traditions Create A Whole New Ball-Game
https://www.theguardian.com/sport/2017/jun/13/traditional-sports-crisis-sport-2-0
2017 Deloitte Volunteerism Survey
https://www2.deloitte.com/content/dam/Deloitte/us/Documents/about-deloitte/us-2017-deloitte-volunteerism-survey.pdf
World Values Survey
http://www.worldvaluessurvey.org/wvs.jsp
What Sport Means In America
http://www.truesport.org/library/documents/about/what_sport_means_in_america/what_sport_means_in_america.pdf
What’s The Score Club Survey
https://www.sportandrecreation.org.uk/policy/research-publications/whats-the-score-sports-club-survey
True Sport: What We Stand To Lose In Our Obsession To Win
http://truesport.org/wp-content/uploads/TSReport.pdf
University Sports Association - Poland (AZS - Akademicki Zwiazek Sportowy)
http://azs.pl/english/azs-what-is-it
Japan Amateur Sport Association
http://www.japan-sports.or.jp/english/tabid/104/Default.aspx
National Sporting Organisations : Time To Change
http://newsportfuture.com/national-sporting-organisations/?mc_cid=395966d3c4&mc_eid=e6092f3142
Study On The Funding Of Grassroots Sports In The European Union
https://kics.sport.vlaanderen/Sporteneu/Documents/110601_EU_study_funding_grassroots_sports_finalreport_vol2.pdf