Saxena B. G. R. S. P., . (2001). Fundamentals of solid state physics. : Pragati Prakashan.
Saxena B.S Gupta R.C Saxena P.N, . 2001. Fundamentals of solid state physics. : Pragati Prakashan.
Saxena B.S Gupta R.C Saxena P.N, . Fundamentals of solid state physics. : Pragati Prakashan. 2001.