Jeff Head and Travis Mcgee
These two have written excellent books.
I know there are others too!
I wrote the off-road section of David Phillips “American Motorsports” ;)
http://www.amazon.com/American-Motorsports-Definitive-Illu-Phillips/dp/1858682568/ref=sr_1_11?s=books&ie=UTF8&qid=1360458975&sr=1-11&keywords=American+Motorsports+book