@article{202410.2565, doi = {10.20944/preprints202410.2565.v1}, url = {https://doi.org/10.20944/preprints202410.2565.v1}, year = 2024, month = {October}, publisher = {Preprints}, author = {An Van}, title = {Age Factor in Second Language Acquisition and Effective Instructional Methods for K-12 Learners in Vietnam}, journal = {Preprints} }