Não informado. (1975). Health Education. American Alliance for Health, Physical Education, Recreation and Dance.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Health Education. Reston, Va: American Alliance for Health, Physical Education, Recreation and Dance, 1975.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Health Education. American Alliance for Health, Physical Education, Recreation and Dance, 1975.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.
