Patil P. K, . (1997). A.T.B.Of Physics P2. Kolhapur: Phadake Prakashan Kolhapur.
Patil P. K, . 1997. A.T.B.Of Physics P2. Kolhapur: Phadake Prakashan Kolhapur.
Patil P. K, . A.T.B.Of Physics P2. Kolhapur: Phadake Prakashan Kolhapur. 1997.
