International Council on Health, Physical Education, and Recreation. (1969). ICHPER questionnaire report. 1967-68. s.n.
Citazione stile Chigago Style (17a edizione)International Council on Health, Physical Education, and Recreation. ICHPER Questionnaire Report. 1967-68. Washington: s.n, 1969.
Citatione MLA (9a ed.)International Council on Health, Physical Education, and Recreation. ICHPER Questionnaire Report. 1967-68. s.n, 1969.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.