National mailing-list houses
By: by Richard D. Millican.
Contributors: United States. Small Business Administration.
Edition: Rev. June 1977.
Series: Small business bibliography ; no. 29; Small business bibliography -- no. 29.
Publisher: Small Business Administration
Published: 1977
Place of publication: [Washington]
Language: eng
Subjects: Mailing lists -- United States -- Directories.
Genres: Directories.
Notes: Cover title.