There is no reason why you shouldn't have been given a byline, at the very least. They couldn't spell your name? Pull the other one.
Reminds me of the local newspaper here. When I was working for them, I wrote a long feature article on a public figure who was very hard to interview (kept wandering off topic, had her own agenda, etc., none of which was remotely interesting to readers). Anyway, when she died some twenty years later, the obituary was basically my feature story, only slightly re-written. Considering how difficult the original interview had been -- think water from a stone -- I thought the least they could have done was say, "In a 1989 interview with XX, Mrs Y said ..."