Amundson, Leonard L.2016-11-232016-11-231969https://scholarworks.montana.edu/handle/1/10705enMathematics--Study and teachingEducation, SecondaryLearning disabilitiesSelecting and teaching the slow learner in ninth grade mathematics in the high schools of MontanaProfessional PaperCopyright 1969 by Leonard L. Amundson