Descripción
Publicado:V. 7, no. 34- v. 47, no. 50/52 ; Aug. 23, 1975-Dec. 12, 2015.
Frecuencia de Publicación:Weekly (except last week in Aug., last week in Nov., and last week in Dec.), Jan. 3, 1998-
Formato:Mode of access: World Wide Web.
Master and use copy. Digital master created according to Benchmark for Faithful Digital Reproductions of Monographs and Serials, Version 1. Digital Library Federation, December 2002.
ISSN:1943-4553
0360-4217
Publicación relacionada:Issued with: Capital source, <Dec. 20, 1997->
Acceso:License restrictions may limit access.