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 MiAaHDL
Issuing Body
Published on behalf of the National Ground Water Association, <2014->
Notes
digitized 2010 HathiTrust Digital Library committed to preserve pda MiAaHDL
Description based on: Vol. 32, issue 1 (Jan. 1994); title from available issues screen (viewed Apr. 23, 1998)