Nutbrown, C. (2006). Key concepts in early childhood education & care. SAGE Publications.
Lua i Stíl Chicago (17ú heag.)Nutbrown, Cathy. Key Concepts in Early Childhood Education & Care. Thousand Oaks, CA: SAGE Publications, 2006.
Lua MLA (8ú heag.)Nutbrown, Cathy. Key Concepts in Early Childhood Education & Care. SAGE Publications, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.