hi,,,,
i am also a student of engg,,,, i also started learning 8051 2 year ago but now i have much knoweldge about 8051,,,, 
also i have number of collection of books about 8051 ,,,, if you want to get these kindly send me some kind of source or email id or anything else so that i can provide you those books….
These books are great for Beginners….
Regards
IMTISAL AKHTAR
Electronics Eng.