What level are you look at for Haz-Mat? Does your dept. do Haz-Mat calls or do you just do Awarness Level? Just trying to help out what your looking for. There are different levels of Haz-Mat and depends on what Prov. or State you work in. You will find different books to go by....
Here is a link to an online self study Hazardous Materials Awareness & Operations class. The state of Oregon Department of Public Safety Standards & Training (DPSST) excepts this training for its firefighters. This is offered through the University of Missouri.