Study of modifying teacher behavior in residential school special education classrooms : a thesis in special education, 190 - 01 - 04 - LD1017 .C8133 1971 S7, Volume: Archives LD1017 .C8133 1971 S7; Volume: Carlson Library Level A Main Quarto Collection LB3011 .S7. Clarion University Archives. http://buoy1.klnpa.org/repositories/2/resources/299 Accessed May 02, 2025.