Апостроф — разлика између измена

* {{Cite book |ref= harv|last=Truss |first=Lynne |title=Eats, Shoots & Leaves|Eats, Shoots & Leaves: The Zero Tolerance Approach to Punctuation |year=2003 |publisher=Gotham Books |location=Toronto |edition=North American |id=ISBN 978-1-59240-087-64 }}