职业体育赛事市场竞争态势及发展策略:以我国篮球、排球、足球职业联赛为例
직업체육새사시장경쟁태세급발전책략:이아국람구、배구、족구직업련새위례
Research on The Competition Situation and Development Strategies of Professional Sports Event Market: Take Basketball, Volleyball, Football Leagues in China for Ex- ample