Bhagavad Gita in Present Form

The Bhagavad Gita book in its present form was not there earlier before 780 C.E  Sri Jagadguru Adi sankaracharya who prevailed during 780 C.E to 800 C.E was extracted bhagavad Gita from Mahabaratha's Bishma parva and presented the bhagavad gita in its present form to this world. Earlier the bhagavad gita was part of mahabaratha only.  After Jagadguru Adi sankaracaharya many versions of Bhagavad gita meanings came and the holy book was available to the people in its present form.

Explained in following video