Zhai, Fuhua, Jeanne Brooks-Gunn, and Jane Waldfogel. 2011. “
Head Start and Urban Children’s School Readiness: A Birth Cohort Study in 18 Cities”.
Developmental Psychology 47 (1): 134-52.
Referenced from psycnet.apa.org
: Head Start and Urban Children’s School Readiness: A Birth Cohort Study in 18 Cities.