1.

図書
図書
1. Peer harassment in school : the plight of the vulnerable and victimized
Jaana Juvonen, Sandra Graham, editors
出版情報: New York ; London : Guilford Press, c2001
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2.

図書
図書
2. Behavior modification procedures for school personnel
[by] Beth Sulzer [and] G. Roy Mayer
出版情報: Hinsdale, Ill. : Dryden Press, [1972]
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