Gniit – Mca Or Mba – With Best Sap?

Ok I am doing GNIIT with BCOM degree – Its my Second year ~
I am a bright student in GNIIT [ Software ] ~ They give placements for around 60 % and I am around 80 % above ~
I am even considering doing Management 1 year GNIIT Course after my TY while preparing for my CET Exams -
So If I go for MCA in the future then I want to know which would be the best SAP Training Course for me after my MCA – ?
SO here is my resume ~
BCOM / GNIIT – Vendor Certifications , MCA
And then SAP — Which SAP Training course will suit me the most ?
And how long will be this SAP Training Course which u guys mention ?
And will GNIIT Management of 1 year while preparing for CET is going to help me any good ? [ I heard it gives basic knowledge for softwares like CRM etc which is very useful - Its one of the fastest growing IT company - ]