compare & contrast the three major

legal system of the world the babylonyan,greek&roman legal system
?

2 answers

http://www.answers.com/Q/Describe_the_Babylonians'_legal_system

http://www.crystalinks.com/greeklaw.html

www.crystalinks.com/romelaw.html

These should get you started. For more, use your search engine by typing in suitable keywords and enter them until you find what you need.
http://www.crystalinks.com/romelaw.html

I'm not sure what you are looking for here. These sites give some basic information. Your text materials should go into more detail and these topics should be covered there. If you are unsure about comparing and contrasting, this might help:

http://www.readwritethink.org/files/resources/interactives/compcontrast/