Athey, C. (1990). Extending thought in young children: A parent-teacher partnership. PCP/Sage Publications.
Cita Chicago (17th ed.)Athey, Chris. Extending Thought in Young Children: A Parent-teacher Partnership. Thousand Oaks, CA: PCP/Sage Publications, 1990.
Cita MLA (8th ed.)Athey, Chris. Extending Thought in Young Children: A Parent-teacher Partnership. PCP/Sage Publications, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.