Stephens, T. M. (1970). Directive teaching of children with learning and behavioral handicaps. Merrill.
Chicago-viite (17. p.)Stephens, Thomas M. Directive Teaching of Children with Learning and Behavioral Handicaps. Columbus, Ohio: Merrill, 1970.
MLA-viite (8. p.)Stephens, Thomas M. Directive Teaching of Children with Learning and Behavioral Handicaps. Merrill, 1970.
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