Geeta's & Upanishads
Bhagavad Gita Chapter 11
In the eleventh chapter Sri Krishna shows Arjuna his vishwarupa, the Cosmic form
Bhagavad Gita Chapter 12&13
In chapter twelve the path of bhakti yoga is described. In the following chapter the Lord explains the concepts of the field and it's knower
Bhagavad Gita Chapter 15
In the fifteenth chapter, Sri Krishna describes the Supreme Spirit, the all-pervading person
Gita Chanting made easy (English)
Srimad Bhagavad Gita made easy for chanting in English transliteration