> [[keith]]. *The Religion and Philosophy of the Veda and Upanishads*. Harvard University Press, 1925. > [vol1.pdf](http://www.ahandfulofleaves.org/documents/The%20Religion%20and%20Philosophy%20of%20the%20Veda%20and%20Upanishads-Vol%201-Keith.pdf) [vol2.pdf](http://www.ahandfulofleaves.org/documents/The%20Religion%20and%20Philosophy%20of%20the%20Veda%20and%20Upanishads-Vol%202-Keith.pdf) > [vol1.pdf](https://archive.org/details/dli.ernet.14770/page/63/mode/2up) [vol2.pdf](https://archive.org/details/dli.ernet.211825) > [vol1.pdf](a/a-keith1925-1.pdf) [vol2.pdf](a/a-keith1925-2.pdf)