Yesterday i just got a william obstetric ebook in prc format.
I dont know if it will help you, but for me it is helpfull :D
I know as a meds strudent from devloping country buying a text book make you broke....
hahahahhaa
Maybe it just from my pesonal experience :P
here's the link
http://www.ziddu.com/download/8169195/9780071702850.prc.gz.html
