Shastri, Udaivir. Prachin sankhay sandarbh / Udaivir Shastri. - दिल्ली : विजयकुमार गोविन्दराम हासानंद, 1997. - 271 p. ; 22 cm. Subjects--Personal Names: Kapil.--Philosophy. Subjects--Topical Terms: Sankhya. Philosophy, Hindu. Philosophers. --Bibliography. Dewey Class. No.: 181.41 Sh249 Pr