Herrin, J. A. C. (2014). Tween challenge. Workingmom.
Cita Chicago (17th ed.)Herrin, Jack Alexander C. "Tween Challenge." Workingmom 2014.
Cita MLA (9th ed.)Herrin, Jack Alexander C. "Tween Challenge." Workingmom, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.