ERIC (education) http://www.eric.ed.gov/PsycINFO (psychology) http://www.apa.org/pubs/databases/psycinfo/index.aspxEconLit (economics) http://www.aeaweb.org/econlit/Pubmed (medicine/biology) http://www.ncbi.nlm.nih.gov/pubmedJSTOR http://w…