Encyclopedia of associations.
- 34th edition.
- Detroit : Gale Research Co., 1961-
- 3v. ; 29 cm.
- Annual, 1975-
- Irregular, 1961-73
National Organization of the U.S. - Volume 1, Part 1, (sections 1-6) entries 1-10294. - Volume 1, Part 2,(sections 7-18) entries 10295-23004. Volume 1, Part 3,Name and Keyword Index, includes Association Addresses and phone numbers.
A listing of name, address, phone and fax numbers of over 23,000 associations. Also includes founding date, purpose, activities, and amount of dues for the organizations.