Volume & Issue: Volume 49, Issue 5, May 2020, Page 101-135 (: Part2 Education and Media) 
| 1 | The Effectiveness of Proposed Activities in Global Environmental Occasions for Developing Knowledge and Attitudes towards Sustainable Development for Preparatory Stage Students | |
| Page 101-135 | ||
| Shimaa A. Mohamed; Reham R. Mohamed; Hanan E. Zidan | ||
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