Kempers, August Johan Bernet, author
E.J. Brill, 1933
Buku Teks
Mookerjee, Ajit
Thames and Hudson, 1985
Buku Teks
Swami Muktananda
Media Hindu, 2007
Buku Teks
Gudamani
Yayasan Wisma Karma, 1987
Buku Teks
Acharya, Prasanna Kumar, author
J. K. Pub. House, 1978
Buku Referensi