APA (7th ed.) Zitazioa
National Research Council (U.S.). Committee on Early Childhood Mathematics, ebrary, Inc, Cross, C. T., Woods, T. A., & Schweingruber, H. A. (2009). Mathematics learning in early childhood: Paths toward excellence and equity. National Academies Press.
Chicago Style (17th ed.) Zitazioa
National Research Council (U.S.). Committee on Early Childhood Mathematics, Inc ebrary, Christopher T. Cross, Taniesha A. Woods, eta Heidi A. Schweingruber. Mathematics Learning in Early Childhood: Paths Toward Excellence and Equity. Washington, DC: National Academies Press, 2009.
MLA (9th ed.) Zitazioa
National Research Council (U.S.). Committee on Early Childhood Mathematics, et al. Mathematics Learning in Early Childhood: Paths Toward Excellence and Equity. National Academies Press, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.