Electronic reproduction. [S.l.] : HathiTrust Digital Library, 2011.
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. http://purl.oclc.org/DLF/benchrepro0212
Description based on: Volume 22, issue 1 (Febuary 1997); title from journal home page (SpringerLink, Feb. 22, 2010).