Filipov, . N., tiedekunta, L., Sciences, F. o. S. a. H., terveystieteet, L. j., Sciences, S. a. H., yliopisto, J., & Jyväskylä, U. o. (2018). Contemporary Sport Policy in Bulgaria – Priorities, Problems and Future Prospects for Tackling Inactivity: Focus on sport participation.
Chicago-viite (17. p.)Filipov, Nikolay, Liikuntatieteellinen tiedekunta, Faculty of Sport and Health Sciences, Liikunta- ja terveystieteet, Sport and Health Sciences, Jyväskylän yliopisto, ja University of Jyväskylä. Contemporary Sport Policy in Bulgaria – Priorities, Problems and Future Prospects for Tackling Inactivity: Focus on Sport Participation. 2018.
MLA-viite (9. p.)Filipov, Nikolay, et al. Contemporary Sport Policy in Bulgaria – Priorities, Problems and Future Prospects for Tackling Inactivity: Focus on Sport Participation. 2018.