Dorothy, F. et al.(1995).Math for the very young : a handbook of activities for parents and teachers / Lydia Polonsky dkk. .New York:John Wiley n Sons.
Gaya MLA
Freedman, Dorothy. et al."Math for the very young : a handbook of activities for parents and teachers / Lydia Polonsky dkk.".New York:John Wiley n Sons,1995.Textbook.