APA (7th ed.) Citation
(2026). The effect of grade retention on secondary school performance: Evidence from a natural experiment. PLOS ONE.
Chicago Style (17th ed.) Citation
"The Effect of Grade Retention on Secondary School Performance: Evidence from a Natural Experiment." PLOS ONE 2026.
MLA (9th ed.) Citation
"The Effect of Grade Retention on Secondary School Performance: Evidence from a Natural Experiment." PLOS ONE, 2026.
Warning: These citations may not always be 100% accurate.