Descripción
Publicado:Print began with vol. 21, no. 1 (Jan. 1954).
Frecuencia de Publicación:Monthly
Formato: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.
Mode of access: World Wide Web.
ISSN:1572-0241
0002-9270
Acceso:Access via some providers may be limited to authorized users at subscribing institutions.