Cita APA (7a ed.)

Gelman, J., & Bradford, L. R. (2018). Hoy = Today (1st. ed.). Normal.

Cita Chicago Style (17a ed.)

Gelman, Juan, y Lisa Rose Bradford. Hoy = Today. 1st. ed. Illinois: Normal, 2018.

Cita MLA (8a ed.)

Gelman, Juan, y Lisa Rose Bradford. Hoy = Today. 1st. ed. Normal, 2018.