Putin, A. S. (2021). The market position of online fitness in the market of sports and wellness services. Russian Academy of Entrepreneurship.
Chicago-viite (17. p.)Putin, A. S. The Market Position of Online Fitness in the Market of Sports and Wellness Services. Russian Academy of Entrepreneurship, 2021.
MLA-viite (9. p.)Putin, A. S. The Market Position of Online Fitness in the Market of Sports and Wellness Services. Russian Academy of Entrepreneurship, 2021.
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