He says he did in the article.
When Fitzgerald arrived, he had a third waiver in hand -- from Bill Harlow, the CIA public information officer who was my CIA source for the column confirming Mrs. Wilson's identity. I answered questions using the names of Rove, Harlow and my primary source.
"using the names of Rove, Harlow and my primary source."
Yeah, I missed that.
He's still not disclosing to his readers.