From: Don Armstrong <don@donarmstrong.com>
Date: Fri, 2 Dec 2016 16:59:21 +0000 (-0800)
Subject: handle single ISSN
X-Git-Url: https://git.donarmstrong.com/?p=reference.git;a=commitdiff_plain;h=6f76a72abf717b3e1fa3ea4027169734b1ebbad7;hp=6f76a72abf717b3e1fa3ea4027169734b1ebbad7

handle single ISSN
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