Vidwans R.N, Gulati J.M, . (1984). Pathaways Of Physics 12th. Pune: Sanjay Prakashan.
Vidwans R.N, Gulati J.M, . 1984. Pathaways Of Physics 12th. Pune: Sanjay Prakashan.
Vidwans R.N, Gulati J.M, . Pathaways Of Physics 12th. Pune: Sanjay Prakashan. 1984.
