LEADER 00000nam 2200205 a 4500 001 0729639 003 UkHlHU 007 t 008 002302 3 1983 000 eng 020 0340281723 040 UkHlHU 050 4 LB 1051 H3 100 1 Harrop, Alex. 245 10 Behaviour modification in the classroom. 260 London :|bHodder and Stoughton,|c1983. 300 156p. 650 0 Educational psychology. 650 0 Behavior modification.
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