Electronic reproduction. [S.l.] : HathiTrust Digital Library, 2010.
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
Issued by: Society for Scientific Exploration.
Description based on print version record.
Description based on: Vol. 12, no. 1 (spring 1998); title from contents screen (viewed Aug. 22, 2000).