Vol. 17, no. 1-5/6 published in Mar.-July/Aug. 1980; issues for Sept. 1980- called v.18, no. 1-
July/Aug. issues combined for v.1-43; called no. 5/6 for v.1-17; no. 11/12 for v.18-43.
Supplement
Supplements accompanying some issues.
Special issue pub. every Aug., 1997-<2005> with title: Web.
System Details
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
Indexes
Annual cumulated index included in the last issue of each volume.