Odb

Hey all..
im new here..
and my english is not so good.. hope you will understand.. hehe..

i have a bmw e38 730ia from 94, and there is not at OBD-2 but a OBD-1- so my question is what do i need to read it with. and where is the connector for the odb-1, some say the that the only thing a need is a obd-1 cable to connect from the car to a pc. is it possible.? and if it is where to buy..

plz help me..
ps. hope that your all understandt me:)