Não informado. (1975). Health Education. American Alliance for Health, Physical Education, Recreation and Dance.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Health Education. Reston, Va: American Alliance for Health, Physical Education, Recreation and Dance, 1975.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Health Education. American Alliance for Health, Physical Education, Recreation and Dance, 1975.
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