APA ציטוט

Wu, W., West, S. G., & Hughes, J. N. (2010). Effect of Grade Retention in First Grade on Psychosocial Outcomes.

Citação norma Chicago

Wu, Wei, Stephen G. West, and Jan N. Hughes. Effect of Grade Retention in First Grade On Psychosocial Outcomes. 2010.

ציטוט MLA

Wu, Wei, Stephen G. West, and Jan N. Hughes. Effect of Grade Retention in First Grade On Psychosocial Outcomes. 2010.