Descripción
Publicado:Began with: Vol. 1, no. 1 (January 11, 1952); ceased with: Vol. 25, no. 9 (March 6, 1976)
Descripción Física:1 online resource (25 volumes)
Frecuencia de Publicación:Weekly
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.
ISSN:25732366