To link to an entry, simply copy and paste the entry ID at the bottom of the entry.
The structure of the URL is:
http://www.oxfordreference.com/views/ENTRY.html?subview=Main&entry= entry number
The entry for Aesop in the Concise Oxford Companion to Classical Literature , has the following URL: http://www.oxfordreference.com/views/ENTRY.html?subview=Main&entry=t9.e75