Patil P.K, Pendharkar A.R, . (1997). A.T.B.Of Physics P4. Kolhapur: Phadake Prakashan Kolhapur.
Patil P.K, Pendharkar A.R, . 1997. A.T.B.Of Physics P4. Kolhapur: Phadake Prakashan Kolhapur.
Patil P.K, Pendharkar A.R, . A.T.B.Of Physics P4. Kolhapur: Phadake Prakashan Kolhapur. 1997.
