National Association for the Education of Young Children & ERIC Clearinghouse on Elementary and Early Childhood Education. (1986). Early childhood research quarterly. Ablex Pub. Corp..
Παραπομπή σε μορφή Chicago (17η εκδ.)National Association for the Education of Young Children και ERIC Clearinghouse on Elementary and Early Childhood Education. Early Childhood Research Quarterly. Norwood, NJ: Ablex Pub. Corp., 1986.
Παραπομπή σε μορφή MLA (9th εκδ.)National Association for the Education of Young Children και ERIC Clearinghouse on Elementary and Early Childhood Education. Early Childhood Research Quarterly. Ablex Pub. Corp., 1986.
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