Cita APA (7a ed.)

Appleby, J. O., Brinkley, A., Broussard, A. S., McPherson, J. M., & Ritchie, D. A. (2018). Discovering our past: A history of the United States ([Middle school].). McGraw-Hill Education.

Cita Chicago Style (17a ed.)

Appleby, Joyce Oldham, Alan Brinkley, Albert S. Broussard, James M. McPherson, y Donald A. Ritchie. Discovering Our Past: A History of the United States. [Middle school]. Columbus, OH: McGraw-Hill Education, 2018.

Cita MLA (9a ed.)

Appleby, Joyce Oldham, et al. Discovering Our Past: A History of the United States. [Middle school]. McGraw-Hill Education, 2018.