Other physical media: The *Bell journal of economics
Corp./Body Author: American Telephone and Telegraph Company
ISSN: 0361-915X
ISSN-L: 0361915X
Cumulative holding: 1975-1983.

Corp./Body Author: Rand Corporation
ISSN: 1756-2171
ISSN-L: 07416261
Cumulative holding: 1984-

Corp./Body Author: American Telephone and Telegraph Company
ISSN: 2325-5323
ISSN-L: 00058556
Cumulative holding: 1970-1974.