# Early Childhood Longitudinal Study, Kindergarten Class of 2010-11 (ECLS-K:2011). User's Manual for the ECLS-K:2011 Kindergarten Data File and Electronic Codebook, Public Version. NCES 2015-074.

> Research article (National Center for Education Statistics, 2015) · cited 148× · AI/ML

**Wikidata**: [openalex:W2729891124](https://www.wikidata.org/wiki/openalex:W2729891124)  
**Source**: https://4ort.xyz/entity/early-childhood-longitudinal-study-kindergarten-class-of-2010-11-ecls-k-2011-user-s-manual-for-the-ecls-k-2011-kindergar