Cita APA (7a ed.)

Rockwell, A. F., & Rockwell, L. (2011). First day of school. Harper.

Cita Chicago Style (17a ed.)

Rockwell, Anne F., y Lizzy Rockwell. First Day of School. New York: Harper, 2011.

Cita MLA (8a ed.)

Rockwell, Anne F., y Lizzy Rockwell. First Day of School. Harper, 2011.