Clavio, J. C. V. (2007). Toys as instructional tools in developing problem-solving skills in children.
Cita Chicago (17th ed.)Clavio, Josefa Carina Veluz. Toys as Instructional Tools in Developing Problem-solving Skills in Children. 2007.
Cita MLA (9th ed.)Clavio, Josefa Carina Veluz. Toys as Instructional Tools in Developing Problem-solving Skills in Children. 2007.
Atenció: Aquestes cites poden no estar 100% correctes.