Radhakrishnan, Sarvepalli, 1888-1975
Indian philosophy
Macmillan, 1958
 Buku Teks SO
Radhakrishnan, Sarvepalli, 1888-1975
Indian philosophy
George Allen and Unwin, 1930
 Buku Teks SO
Oxford studies in ancient philosophy; Vol. II
edited by Julia Annas
Clarendon Press, 1984
 Buku Teks SO
Dasgupta, Surendranath
A history of Indian philosophy
Cambridge University Press, 1952
 Buku Teks SO
Dasgupta, Surendranath
A history of Indian philosophy III
Cambridge University Press, 1952
 Buku Teks SO