Ronquillo, C. V. U. (1998). The development of the concept of time in young children.
Citazione stile Chigago Style (17a edizione)Ronquillo, Carolyn Victoria Uy. The Development of the Concept of Time in Young Children. 1998.
Citatione MLA (9a ed.)Ronquillo, Carolyn Victoria Uy. The Development of the Concept of Time in Young Children. 1998.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.