Good on you, Go for it, its well worth it in the long run, suprised no one at work is helping you........
OK go here and look at this lot
Documents Categories | Personnel Licensing | Safety Regulation
Then open this up and read it
ELGD | Personnel Licensing | Safety Regulation
The CAA do it in book form, they send them out to companies, so see if yours has a copy....... I take it you are doing Engines and Airframe, if so look at A1 and B1......... the B is the important part and gives you A, when you have looked and got more questions come back and ask some more, we will help