www.google.com
Or you could try Anthony Roberts new book?
He writes and posts here so if you buy it and think it is crap (which it isn't) you can email him and complain. On the positive side he's even more likely to give you advice/help/point you in the right direction than he normally is.
I bought it and use it all the time. It is a good blend of technical and chemical info written in a conversational style with good info on real world usage and sides and precautions.
Anobolic Steroids - Ultimate Research Guide is what it's called.