Cita APA (7a ed.)

Zero to Three (Organization) & National Center for Clinical Infant Programs (U.S.). Zero to three. National Center for Clinical Infant Programs.

Cita Chicago Style (17a ed.)

Zero to Three (Organization) y National Center for Clinical Infant Programs (U.S.). Zero to Three. Washington, D.C.: National Center for Clinical Infant Programs.

Cita MLA (9a ed.)

Zero to Three (Organization) y National Center for Clinical Infant Programs (U.S.). Zero to Three. National Center for Clinical Infant Programs.