Author: Martínez Santa-Olalla, Julio
Publisher:Madrid
Copyright:1946
Author: Isla, Padre
Publisher:Hischfeld Brothers, London
Copyright: N/A
Author:
Publisher:Director De Lexploitation Service De Passansers, Paris
Copyright: N/A
Author: Swami, Geethananda
Publisher:Sivagiri Mutt, Varkala
Copyright:1954
Author: Swami, Dharmatheerthar ധര്മ്മതീര്ത്ഥര് സ്വാമി
Publisher:Swami Krishnanada, Peingottukara
Copyright:1947
Author: Nair, M. Gopalkrishnan
Publisher:Sahitya Akademi, New Delhi
Copyright:2003