Sylva, K., Siraj-Blatchford, I., & Taggart, B. (2006). Assessing quality in the early years: Early childhood environment rating scale : extension (ECERS-E), four curricular subscales (Rev. ed.). Trentham Books.
Chicago Style (17. basım) AtıfSylva, Kathy, Iram Siraj-Blatchford, ve Brenda Taggart. Assessing Quality in the Early Years: Early Childhood Environment Rating Scale : Extension (ECERS-E), Four Curricular Subscales. Rev. ed. Stoke on Trent, UK: Trentham Books, 2006.
MLA (9th ed.) AtıfSylva, Kathy, et al. Assessing Quality in the Early Years: Early Childhood Environment Rating Scale : Extension (ECERS-E), Four Curricular Subscales. Rev. ed. Trentham Books, 2006.
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