Wilburn, R. E. (2000). Understanding the preschooler. P. Lang.
Cita Chicago Style (17a ed.)Wilburn, Reudene E. Understanding the Preschooler. New York: P. Lang, 2000.
Cita MLA (9a ed.)Wilburn, Reudene E. Understanding the Preschooler. P. Lang, 2000.
Precaución: Estas citas no son 100% exactas.