PUR'N97 UG/28592 UG/28593 UG/28594 UG/28595 UG/28596 Puri, R. K. Solid state physics / R. K. Puri, V.K. Babbar. – subsequent ed. – New Delhi : S Chand, 2001 (2022 reprint) xii [], 311p ISBN9788121914765 : Rs.375/- . Solid state physics . Babbar, V.K. |