ftp://tor.kpi.ua/pub/pershin/LIBRARY/BOOKS%20AND%20GOST/BOOKS/_ENGLISH/story%20of%20semiconductors.pdf

http://dc503.4shared.com/download/e0xQ322y/Boylestad_Solutions-Manual-Ele.pdf?tsid=20120819-143414-b5be8dd5

http://dc367.4shared.com/download/9EjN-IRU/Encyclopedia_of_Electronic_Cir.pdf?tsid=20120819-152938-bb1e757e

http://dc399.4shared.com/download/9so960Yk/Electronic_Circuits.zip?tsid=20120819-151551-2211e1b9

http://dc342.4shared.com/download/twTWM7T4/Encyclopedia_of_Electronic_Cir.pdf?tsid=20120819-153445-6d74f660

http://www.amazon.co.uk/dp/0240521773/ref=as_li_tf_til?tag=basicelecttut-21&camp=1406&creative=6394&linkCode=as1&creativeASIN=0240521773&adid=032DQWMMHTDRKEN82BQF&&ref-refURL=http%3A%2F%2Fwww.electronics-tutorials.ws%2Famplifier%2Famp_3.html#reader_0240521773