Cita APA (7a ed.)

Ko, I., & Xing, J. (2009). Extra classes and subjective well-being: Empirical evidence from Vietnamese children. Young Lives.

Cita Chicago Style (17a ed.)

Ko, I., y J. Xing. Extra Classes and Subjective Well-being: Empirical Evidence from Vietnamese Children. Young Lives, 2009.

Cita MLA (9a ed.)

Ko, I., y J. Xing. Extra Classes and Subjective Well-being: Empirical Evidence from Vietnamese Children. Young Lives, 2009.