Cita APA (7a ed.)

National Association for the Education of Young Children, Bohart, H., & Procopio, R. (2018). Observation and assessment. National Association for the Education of Young Children.

Cita Chicago Style (17a ed.)

National Association for the Education of Young Children, Holly Bohart, y Rossella Procopio. Observation and Assessment. Washington, DC: National Association for the Education of Young Children, 2018.

Cita MLA (8a ed.)

National Association for the Education of Young Children, et al. Observation and Assessment. National Association for the Education of Young Children, 2018.