Não informado. (1980). Research Quarterly for Exercise and Sport. American Alliance for Health, Physical Education, Recreation and Dance.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Research Quarterly for Exercise and Sport. Washington: American Alliance for Health, Physical Education, Recreation and Dance, 1980.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Research Quarterly for Exercise and Sport. American Alliance for Health, Physical Education, Recreation and Dance, 1980.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.