Cita APA (7a ed.)

Underwood, D., & Derby, C. (2020). Outside in. Houghton Mifflin Harcourt.

Cita Chicago Style (17a ed.)

Underwood, Deborah, y Cindy Derby. Outside in. Boston ; New York: Houghton Mifflin Harcourt, 2020.

Cita MLA (8a ed.)

Underwood, Deborah, y Cindy Derby. Outside in. Houghton Mifflin Harcourt, 2020.

Precaución: Estas citas no son 100% exactas.