HOW DO WE GET TO NORTHEASTERN UNIVERSITY FROM A BOSTON LOGAN AIRPORT. USING USUALLY A SIGHT AS WELL AS BUS.?

Please tell me in detail how i can get to Northeastern University from a airport, using a sight as well as bus. Please give me step by step direction. we have never been to Boston. It is easy, easy, easy!! Most people will probably tell you to take a Airport Blue Line Station connector bus, afterwards a Blue Line to Government Center Station, afterwards a Green Line "E" sight to