| Publication Type: | Journal Article |
| Year of Publication: | 1991 |
| Authors: | J. P. Barry, Celles J. S. |
| Journal: | Centre Regional de Documentation Pedagogique, NiceCentre Regional de Documentation Pedagogique, Nice |
| Publication Type: | Journal Article |
| Year of Publication: | 1991 |
| Authors: | J. P. Barry, Celles J. S. |
| Journal: | Centre Regional de Documentation Pedagogique, NiceCentre Regional de Documentation Pedagogique, Nice |
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