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2. https://www.researchgate.net/publication/331966738_The_Effects_of_Mnemonic_Vocabulary_Instruction_on_Content_Vocabulary_Learning_of_Students

3. https://repository.uinjkt.ac.id/dspace/bitstream/123456789/3719/1/INA%20ROSDIANA-FITK.pdf

4. https://rdw.rowan.edu/cgi/viewcontent.cgi?article=3569&context=etd

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6. https://latinjournal.org/index.php/gist/article/view/1042

7. https://www.frontiersin.org/journals/psychology/articles/10.3389/fpsyg.2022.783898/full

8. https://core.ac.uk/download/pdf/296307166.pdf

9. file:///Users/drvocabulary/Downloads/125941379.pdf

10. https://mjltm.org/article-1-219-en.pdf