Thank you.
Jelmer: I'll start using reference images. And I've tried plane modeling before but the results were rather funny.
http://i15.photobucket.com/albums/a3...hics/funny.jpg 
. And here is the one which my cousin started and I continued(not finished though)
http://i15.photobucket.com/albums/a3...velybetter.jpg
CU441ES: Thanks for the tuts. I've started downloading them. 2 parts are done so far. I bet they'll be of help as they are step-by-step.
Thank you both for the replies