Comments on Writing & Grammar: Answers to Periods with Abbreviations ChallengeTypePad2014-02-16T15:42:34ZIconLogichttps://blog.iconlogic.com/weblog/tag:typepad.com,2003:https://blog.iconlogic.com/weblog/2014/02/writing-grammar-answers-to-periods-with-abbreviations-challenge/comments/atom.xml/