. . "American Association for Health, Physical Education, and Recreation, National Riding Committee." . . "Horsemanship Study and teaching." . . "Paardrijden." . . . . . . . "Leermiddelen (vorm)" . . . . "Manual for teaching western riding" . . "Manual for teaching western riding : Illustr. by Norma Mason" . . . . "Matériel didactique" . . . "Reiten." . . "American Association for Health Physical Education and Recreation. National Riding Committee. Western Division." . . "American Association for Health, Physical Education, and Recreation. National Riding Committee. Western Division." . "Equitation Etude et enseignement." . .