1989 Book in English By Prof John Carman and Prof Vasudha Narayanan http://acharya.org/bk/pb/jc/ttv-piot.pdf
Thamizhar Eththum Sri Manavala Mamunigal
1950 Book in Tamil Published by Thiruvallikkeni Thamizh Sangam http://acharya.org/bk/pb/vai/tesmm.pdf
Srimad Andavan Ashrama Varalaru
1967 Book in Tamil http://acharya.org/bk/pb/vai/saav.pdf
Thondarkkamudhu
2020 Book in Tamil, by Sri U Ve Desur N C Srivatsankacharia Swami http://acharya.org/bk/pb/dncs/ta.pdf
Arthi Prabandham Urai
Book in Tamil, by P B Annangarachariar Swami http://acharya.org/bk/pb/pba/apu.pdf