The following provide suggested citations for files available on the NCCS Data Web.
Business Master Files
IRS Business Master Files (Exempt Organizations) & year. http://nccsdataweb.urban.org (2002).
Core Files
NCCS Core File [year], http://nccsdataweb.urban.org (2002)
NCCS Core Private Foundation File [year], http://nccsdataweb.urban.org (2002).
Arts Organizations
Unified Database of Arts Organizations, ver. 1, http://nccsdataweb.urban.org (2002).
Digitized Data Files
GuideStar-NCCS National Nonprofit Research Database, ver. 1 [year], http://nccsdataweb.urban.org (2002).
Master Files
NCCS Master File of Nonprofit Organizations, http://nccsdataweb.urban.org (2002)
NCCS Master File of Nonprofit Organizations' NTEEs, http://nccsdataweb.urban.org (2005)
Other Files
NCCS Core Files - Zero Filers, [year], http://nccsdataweb.urban.org (2002).
NCCS Core Files - Other 501(c) Organizations], [year], http://nccsdataweb.urban.org (2004).
Statistics of Income Files
IRS Statistics of Income Division, Sample of Exempt Organizations [year], http://nccsdataweb.urban.org (2004).
IRS Statistics of Income Division, Sample of Private Foundations [year], http://nccsdataweb.urban.org (2004).
(http://nccsdataweb.urban.org/NCCS/Help/citations.htm)