NIJ standard for telephone dialers with digitally coded messages
Subtitle: a voluntary national standard promulgated by the National Institute of Justice
Series: NIJ standard -- 0323.00
Publisher: U.S. Dept. of Justice, National Institute of Justice
Published: 1984
Place of publication: Washington, D.C
Language: eng
Number of pages: 14
Subjects: Telephone, Dial -- Standards -- United States
Notes: At head of title: technology assessment program

"October 1984."

Includes bibliographical references