Cita APA (7a ed.)

Sternberg, J., & Urwin, C. (2012). Infant observation and research: Emotional processes in everyday lives. Routledge.

Cita Chicago Style (17a ed.)

Sternberg, Janine, y Cathy Urwin. Infant Observation and Research: Emotional Processes in Everyday Lives. Hove: Routledge, 2012.

Cita MLA (9a ed.)

Sternberg, Janine, y Cathy Urwin. Infant Observation and Research: Emotional Processes in Everyday Lives. Routledge, 2012.