Some vols. distributed to depository libraries on microfiche.
Dept. of Education version classed as Supt. of Docs. class no.: ED 1.112/4-2; previously classed as ED 1.328/5:C 37/2 and ED 1.102:P 96/4/.
ERIC version classed as Supt. of Docs. class no.: ED 1.310/2.
Mode of access: Internet from the National Center for Education Statistics web site. Previously available as of 4/10/04: http://nces.ed.gov/ccd/pub%5F100%5Flargest.asp.