900 numbers : new rule helps consumers.

Bibliographic Details
Corporate Author:	United States. Federal Trade Commission
Format:	Government Document Book
Language:	English
Published:	[Washington, D.C.] : Federal Trade Commission, [1993]
Series:	Facts for consumers from the Federal Trade Commission.
Subjects:	Audiotex. Telemarketing > United States. Consumer protection > United States.
Online Access:	http://www.ftc.gov/bcp/conline/pubs/tmarkg/nine.htm

Available Online