Balagangadhara Thilakan, Lokamanya
Geetha rahasyam /
Lokamanya Balagangadhara Thilakan; by Lokama Balagangadhara Thilakan and Tr. By Kunjunni Nair
- Thrissur : Sulabha Books, 1998.
In Malayalam
Adwita Karmajinjasa Karmayogasasthram Philosophy - Indian