This 2-page brief from the Center for IDEA Early Childhood Data Systems (DaSy Center) provides an overview of the basic components of a data dictionary and is designed to educate and inform IDEA Part C and Part B 619 state staff about the purpose and benefits of having up-to-date data dictionaries for their data systems. Released in June of 2014, this is the first in a series of DaSy Center briefs on Data Systems Literacy.
http://dasycenter.org/downloads/DaSy_papers/DaSy_BriefABCsDataDictionaries_Final_7914.pdf