The Correlation of Socio-Economic Status towards Participation of Rafting Doers von Riyana, Ardi, Sutapa, Panggung, Hardianto, Deni, Pratama, Kukuh Wahyudin, Utami, Danarstuti, Auliana, Rizqie, Utami, Desy Yunita, Trisnadi, Reza Adityas, Astuti, Ari Tri, Karakauki, Manil, Amran, Amran, Ali, Syed Kamaruzaman Syed, Suhartini, B. Evi, Nopembri, Soni, Irianto, Joko Pekik, Razali, Muhammad Nazim, Mustapha, Aida

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