Patil p.k, . (2014). Physics B.sc-1 Sem 4 P-iv. Kolhapur: Phadke Prakashan.
Patil p.k, . 2014. Physics B.sc-1 Sem 4 P-iv. Kolhapur: Phadke Prakashan.
Patil p.k, . Physics B.sc-1 Sem 4 P-iv. Kolhapur: Phadke Prakashan. 2014.
