1.
図書 |
R.G.バーカー, P.V.ガンプ著 ; 安藤延男監訳
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2.
図書 |
Roger G. Barker
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3.
図書 |
by Roger G. Barker and Paul V. Gump ; in collaboration with Louise Shedd Barker ... [et al.]
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4.
図書 |
edited by Roger G. Barker, Jacob S. Kounin, Herbert F. Wright
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