Cita APA (7a ed.)

Wiersema, B. M., Foad, S. L., & Wall, E. J. (2003). Acute backpack injuries in children. Pediatrics, 111(1), 163-166. doi:10.1542/peds.111.1.163

Cita Chicago Style (17a ed.)

Wiersema, Brent M., Susan L. Foad, y Eric J. Wall. "Acute Backpack Injuries in Children." Pediatrics 111, no. 1 (2003): 163-166. https://doi.org/10.1542/peds.111.1.163.

Cita MLA (9a ed.)

Wiersema, Brent M., et al. "Acute Backpack Injuries in Children." Pediatrics, vol. 111, no. 1, 2003, pp. 163-166, https://doi.org/10.1542/peds.111.1.163.